Home / 2,817,000.20-4,225,500.30-1,697,256.20

Finding the Fourth Proportional to 2,817,000.20, 4,225,500.30 and 1,697,256.20

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Solution

The fourth proportional to 2,817,000.20, 4,225,500.30 and 1,697,256.20 is: 2,545,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,000.20 : 4,225,500.30 = 1,697,256.20 : x
  2. Step 2: Convert to fraction form
    2,817,000.20/4,225,500.30 = 1,697,256.20/x
  3. Step 3: Cross multiply
    2,817,000.20x = 4,225,500.30 × 1,697,256.20
  4. Step 4: Simplify right side
    2,817,000.20x = 7,171,756,582,276.86
  5. Step 5: Solve for x
    x = 7,171,756,582,276.86/2,817,000.20
  6. Step 6: Final answer
    x = 2,545,884.30

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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.