Home / 5,119,247.25-7,680,133.89-1,525,000.23

Finding the Fourth Proportional to 5,119,247.25, 7,680,133.89 and 1,525,000.23

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Solution

The fourth proportional to 5,119,247.25, 7,680,133.89 and 1,525,000.23 is: 2,287,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,247.25 : 7,680,133.89 = 1,525,000.23 : x
  2. Step 2: Convert to fraction form
    5,119,247.25/7,680,133.89 = 1,525,000.23/x
  3. Step 3: Cross multiply
    5,119,247.25x = 7,680,133.89 × 1,525,000.23
  4. Step 4: Simplify right side
    5,119,247.25x = 11,712,205,948,680.79
  5. Step 5: Solve for x
    x = 11,712,205,948,680.79/5,119,247.25
  6. Step 6: Final answer
    x = 2,287,876.59

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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.