Home / 1,489,997.52-2,235,070.08-425,196.48

Finding the Fourth Proportional to 1,489,997.52, 2,235,070.08 and 425,196.48

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Solution

The fourth proportional to 1,489,997.52, 2,235,070.08 and 425,196.48 is: 637,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,997.52 : 2,235,070.08 = 425,196.48 : x
  2. Step 2: Convert to fraction form
    1,489,997.52/2,235,070.08 = 425,196.48/x
  3. Step 3: Cross multiply
    1,489,997.52x = 2,235,070.08 × 425,196.48
  4. Step 4: Simplify right side
    1,489,997.52x = 950,343,930,569.32
  5. Step 5: Solve for x
    x = 950,343,930,569.32/1,489,997.52
  6. Step 6: Final answer
    x = 637,815.78

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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.