Home / 1,155,171.20-1,732,497.60-555,826.28

Finding the Fourth Proportional to 1,155,171.20, 1,732,497.60 and 555,826.28

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Solution

The fourth proportional to 1,155,171.20, 1,732,497.60 and 555,826.28 is: 833,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,171.20 : 1,732,497.60 = 555,826.28 : x
  2. Step 2: Convert to fraction form
    1,155,171.20/1,732,497.60 = 555,826.28/x
  3. Step 3: Cross multiply
    1,155,171.20x = 1,732,497.60 × 555,826.28
  4. Step 4: Simplify right side
    1,155,171.20x = 962,967,696,116.93
  5. Step 5: Solve for x
    x = 962,967,696,116.93/1,155,171.20
  6. Step 6: Final answer
    x = 833,614.70

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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.