Home / 1,087,740.28-1,631,441.94-555,654.52

Finding the Fourth Proportional to 1,087,740.28, 1,631,441.94 and 555,654.52

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Solution

The fourth proportional to 1,087,740.28, 1,631,441.94 and 555,654.52 is: 833,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,740.28 : 1,631,441.94 = 555,654.52 : x
  2. Step 2: Convert to fraction form
    1,087,740.28/1,631,441.94 = 555,654.52/x
  3. Step 3: Cross multiply
    1,087,740.28x = 1,631,441.94 × 555,654.52
  4. Step 4: Simplify right side
    1,087,740.28x = 906,518,088,078.57
  5. Step 5: Solve for x
    x = 906,518,088,078.57/1,087,740.28
  6. Step 6: Final answer
    x = 833,395.71

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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.