Home / 3,523,510.80-5,285,266.20-2,011,856.40

Finding the Fourth Proportional to 3,523,510.80, 5,285,266.20 and 2,011,856.40

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Solution

The fourth proportional to 3,523,510.80, 5,285,266.20 and 2,011,856.40 is: 3,017,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523,510.80 : 5,285,266.20 = 2,011,856.40 : x
  2. Step 2: Convert to fraction form
    3,523,510.80/5,285,266.20 = 2,011,856.40/x
  3. Step 3: Cross multiply
    3,523,510.80x = 5,285,266.20 × 2,011,856.40
  4. Step 4: Simplify right side
    3,523,510.80x = 10,633,196,630,173.68
  5. Step 5: Solve for x
    x = 10,633,196,630,173.68/3,523,510.80
  6. Step 6: Final answer
    x = 3,017,784.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.