Home / 1,090,542.12-1,635,834.96-291,822.36

Finding the Fourth Proportional to 1,090,542.12, 1,635,834.96 and 291,822.36

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Solution

The fourth proportional to 1,090,542.12, 1,635,834.96 and 291,822.36 is: 437,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,542.12 : 1,635,834.96 = 291,822.36 : x
  2. Step 2: Convert to fraction form
    1,090,542.12/1,635,834.96 = 291,822.36/x
  3. Step 3: Cross multiply
    1,090,542.12x = 1,635,834.96 × 291,822.36
  4. Step 4: Simplify right side
    1,090,542.12x = 477,373,218,597.71
  5. Step 5: Solve for x
    x = 477,373,218,597.71/1,090,542.12
  6. Step 6: Final answer
    x = 437,739.37

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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.