Home / 1,714,785.17-2,572,178.87-435,488.59

Finding the Fourth Proportional to 1,714,785.17, 2,572,178.87 and 435,488.59

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Solution

The fourth proportional to 1,714,785.17, 2,572,178.87 and 435,488.59 is: 653,233.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,785.17 : 2,572,178.87 = 435,488.59 : x
  2. Step 2: Convert to fraction form
    1,714,785.17/2,572,178.87 = 435,488.59/x
  3. Step 3: Cross multiply
    1,714,785.17x = 2,572,178.87 × 435,488.59
  4. Step 4: Simplify right side
    1,714,785.17x = 1,120,154,540,716.20
  5. Step 5: Solve for x
    x = 1,120,154,540,716.20/1,714,785.17
  6. Step 6: Final answer
    x = 653,233.16

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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.