Home / 1,291,431.92-1,937,083.80-481,753.25

Finding the Fourth Proportional to 1,291,431.92, 1,937,083.80 and 481,753.25

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Solution

The fourth proportional to 1,291,431.92, 1,937,083.80 and 481,753.25 is: 722,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,431.92 : 1,937,083.80 = 481,753.25 : x
  2. Step 2: Convert to fraction form
    1,291,431.92/1,937,083.80 = 481,753.25/x
  3. Step 3: Cross multiply
    1,291,431.92x = 1,937,083.80 × 481,753.25
  4. Step 4: Simplify right side
    1,291,431.92x = 933,196,423,743.80
  5. Step 5: Solve for x
    x = 933,196,423,743.80/1,291,431.92
  6. Step 6: Final answer
    x = 722,605.98

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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.