Home / 2,670,337.60-4,005,506.40-1,772,987.20

Finding the Fourth Proportional to 2,670,337.60, 4,005,506.40 and 1,772,987.20

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Solution

The fourth proportional to 2,670,337.60, 4,005,506.40 and 1,772,987.20 is: 2,659,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,337.60 : 4,005,506.40 = 1,772,987.20 : x
  2. Step 2: Convert to fraction form
    2,670,337.60/4,005,506.40 = 1,772,987.20/x
  3. Step 3: Cross multiply
    2,670,337.60x = 4,005,506.40 × 1,772,987.20
  4. Step 4: Simplify right side
    2,670,337.60x = 7,101,711,576,718.08
  5. Step 5: Solve for x
    x = 7,101,711,576,718.08/2,670,337.60
  6. Step 6: Final answer
    x = 2,659,480.80

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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.