Home / 1,025,187.64-1,537,904.58-426,553.90

Finding the Fourth Proportional to 1,025,187.64, 1,537,904.58 and 426,553.90

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Solution

The fourth proportional to 1,025,187.64, 1,537,904.58 and 426,553.90 is: 639,882.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,187.64 : 1,537,904.58 = 426,553.90 : x
  2. Step 2: Convert to fraction form
    1,025,187.64/1,537,904.58 = 426,553.90/x
  3. Step 3: Cross multiply
    1,025,187.64x = 1,537,904.58 × 426,553.90
  4. Step 4: Simplify right side
    1,025,187.64x = 655,999,196,426.86
  5. Step 5: Solve for x
    x = 655,999,196,426.86/1,025,187.64
  6. Step 6: Final answer
    x = 639,882.08

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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.