Home / 5,119,607.90-7,680,557.30-1,924,761.76

Finding the Fourth Proportional to 5,119,607.90, 7,680,557.30 and 1,924,761.76

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Solution

The fourth proportional to 5,119,607.90, 7,680,557.30 and 1,924,761.76 is: 2,887,573.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,607.90 : 7,680,557.30 = 1,924,761.76 : x
  2. Step 2: Convert to fraction form
    5,119,607.90/7,680,557.30 = 1,924,761.76/x
  3. Step 3: Cross multiply
    5,119,607.90x = 7,680,557.30 × 1,924,761.76
  4. Step 4: Simplify right side
    5,119,607.90x = 14,783,242,957,703.65
  5. Step 5: Solve for x
    x = 14,783,242,957,703.65/5,119,607.90
  6. Step 6: Final answer
    x = 2,887,573.27

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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.