Home / 5,073,639.78-7,609,649.54-1,478,565.89

Finding the Fourth Proportional to 5,073,639.78, 7,609,649.54 and 1,478,565.89

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Solution

The fourth proportional to 5,073,639.78, 7,609,649.54 and 1,478,565.89 is: 2,217,612.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073,639.78 : 7,609,649.54 = 1,478,565.89 : x
  2. Step 2: Convert to fraction form
    5,073,639.78/7,609,649.54 = 1,478,565.89/x
  3. Step 3: Cross multiply
    5,073,639.78x = 7,609,649.54 × 1,478,565.89
  4. Step 4: Simplify right side
    5,073,639.78x = 11,251,368,244,698.19
  5. Step 5: Solve for x
    x = 11,251,368,244,698.19/5,073,639.78
  6. Step 6: Final answer
    x = 2,217,612.75

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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.