Home / 5,333,470.17-8,000,209.14-1,289,961.88

Finding the Fourth Proportional to 5,333,470.17, 8,000,209.14 and 1,289,961.88

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Solution

The fourth proportional to 5,333,470.17, 8,000,209.14 and 1,289,961.88 is: 1,934,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,470.17 : 8,000,209.14 = 1,289,961.88 : x
  2. Step 2: Convert to fraction form
    5,333,470.17/8,000,209.14 = 1,289,961.88/x
  3. Step 3: Cross multiply
    5,333,470.17x = 8,000,209.14 × 1,289,961.88
  4. Step 4: Simplify right side
    5,333,470.17x = 10,319,964,776,176.73
  5. Step 5: Solve for x
    x = 10,319,964,776,176.73/5,333,470.17
  6. Step 6: Final answer
    x = 1,934,943.75

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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.