Home / 1,151,565.48-1,726,609.16-478,111.64

Finding the Fourth Proportional to 1,151,565.48, 1,726,609.16 and 478,111.64

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Solution

The fourth proportional to 1,151,565.48, 1,726,609.16 and 478,111.64 is: 716,860.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,565.48 : 1,726,609.16 = 478,111.64 : x
  2. Step 2: Convert to fraction form
    1,151,565.48/1,726,609.16 = 478,111.64/x
  3. Step 3: Cross multiply
    1,151,565.48x = 1,726,609.16 × 478,111.64
  4. Step 4: Simplify right side
    1,151,565.48x = 825,511,929,688.86
  5. Step 5: Solve for x
    x = 825,511,929,688.86/1,151,565.48
  6. Step 6: Final answer
    x = 716,860.61

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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.