Home / 1,155,117.54-1,732,042.07-356,177.28

Finding the Fourth Proportional to 1,155,117.54, 1,732,042.07 and 356,177.28

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Solution

The fourth proportional to 1,155,117.54, 1,732,042.07 and 356,177.28 is: 534,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,117.54 : 1,732,042.07 = 356,177.28 : x
  2. Step 2: Convert to fraction form
    1,155,117.54/1,732,042.07 = 356,177.28/x
  3. Step 3: Cross multiply
    1,155,117.54x = 1,732,042.07 × 356,177.28
  4. Step 4: Simplify right side
    1,155,117.54x = 616,914,025,568.40
  5. Step 5: Solve for x
    x = 616,914,025,568.40/1,155,117.54
  6. Step 6: Final answer
    x = 534,070.35

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1.5x scale

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.