Home / 1,090,725.28-1,505,197.12-607,277.92

Finding the Fourth Proportional to 1,090,725.28, 1,505,197.12 and 607,277.92

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Solution

The fourth proportional to 1,090,725.28, 1,505,197.12 and 607,277.92 is: 838,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,725.28 : 1,505,197.12 = 607,277.92 : x
  2. Step 2: Convert to fraction form
    1,090,725.28/1,505,197.12 = 607,277.92/x
  3. Step 3: Cross multiply
    1,090,725.28x = 1,505,197.12 × 607,277.92
  4. Step 4: Simplify right side
    1,090,725.28x = 914,072,976,223.59
  5. Step 5: Solve for x
    x = 914,072,976,223.59/1,090,725.28
  6. Step 6: Final answer
    x = 838,041.43

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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.