Home / 1,118,655.28-1,543,694.45-653,552.31

Finding the Fourth Proportional to 1,118,655.28, 1,543,694.45 and 653,552.31

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Solution

The fourth proportional to 1,118,655.28, 1,543,694.45 and 653,552.31 is: 901,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,655.28 : 1,543,694.45 = 653,552.31 : x
  2. Step 2: Convert to fraction form
    1,118,655.28/1,543,694.45 = 653,552.31/x
  3. Step 3: Cross multiply
    1,118,655.28x = 1,543,694.45 × 653,552.31
  4. Step 4: Simplify right side
    1,118,655.28x = 1,008,885,070,463.92
  5. Step 5: Solve for x
    x = 1,008,885,070,463.92/1,118,655.28
  6. Step 6: Final answer
    x = 901,873.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.