Home / 4,172,505.84-6,258,447.72-1,332,918

Finding the Fourth Proportional to 4,172,505.84, 6,258,447.72 and 1,332,918

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Solution

The fourth proportional to 4,172,505.84, 6,258,447.72 and 1,332,918 is: 1,999,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,505.84 : 6,258,447.72 = 1,332,918 : x
  2. Step 2: Convert to fraction form
    4,172,505.84/6,258,447.72 = 1,332,918/x
  3. Step 3: Cross multiply
    4,172,505.84x = 6,258,447.72 × 1,332,918
  4. Step 4: Simplify right side
    4,172,505.84x = 8,341,997,618,046.96
  5. Step 5: Solve for x
    x = 8,341,997,618,046.96/4,172,505.84
  6. Step 6: Final answer
    x = 1,999,277.64

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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.