Home / 1,714,785.36-2,572,179.15-435,488.79

Finding the Fourth Proportional to 1,714,785.36, 2,572,179.15 and 435,488.79

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Solution

The fourth proportional to 1,714,785.36, 2,572,179.15 and 435,488.79 is: 653,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,785.36 : 2,572,179.15 = 435,488.79 : x
  2. Step 2: Convert to fraction form
    1,714,785.36/2,572,179.15 = 435,488.79/x
  3. Step 3: Cross multiply
    1,714,785.36x = 2,572,179.15 × 435,488.79
  4. Step 4: Simplify right side
    1,714,785.36x = 1,120,155,185,696.73
  5. Step 5: Solve for x
    x = 1,120,155,185,696.73/1,714,785.36
  6. Step 6: Final answer
    x = 653,233.47

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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.