Home / 5,308,185.76-7,960,966.34-2,275,207.65

Finding the Fourth Proportional to 5,308,185.76, 7,960,966.34 and 2,275,207.65

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Solution

The fourth proportional to 5,308,185.76, 7,960,966.34 and 2,275,207.65 is: 3,412,248.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,185.76 : 7,960,966.34 = 2,275,207.65 : x
  2. Step 2: Convert to fraction form
    5,308,185.76/7,960,966.34 = 2,275,207.65/x
  3. Step 3: Cross multiply
    5,308,185.76x = 7,960,966.34 × 2,275,207.65
  4. Step 4: Simplify right side
    5,308,185.76x = 18,112,851,506,784.46
  5. Step 5: Solve for x
    x = 18,112,851,506,784.46/5,308,185.76
  6. Step 6: Final answer
    x = 3,412,248.99

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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.