Home / 1,090,495.08-1,635,617.52-291,838.86

Finding the Fourth Proportional to 1,090,495.08, 1,635,617.52 and 291,838.86

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Solution

The fourth proportional to 1,090,495.08, 1,635,617.52 and 291,838.86 is: 437,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,495.08 : 1,635,617.52 = 291,838.86 : x
  2. Step 2: Convert to fraction form
    1,090,495.08/1,635,617.52 = 291,838.86/x
  3. Step 3: Cross multiply
    1,090,495.08x = 1,635,617.52 × 291,838.86
  4. Step 4: Simplify right side
    1,090,495.08x = 477,336,752,432.83
  5. Step 5: Solve for x
    x = 477,336,752,432.83/1,090,495.08
  6. Step 6: Final answer
    x = 437,724.81

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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.