Home / 5,282,257.46-7,921,078.85-1,869,410.24

Finding the Fourth Proportional to 5,282,257.46, 7,921,078.85 and 1,869,410.24

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Solution

The fourth proportional to 5,282,257.46, 7,921,078.85 and 1,869,410.24 is: 2,803,298.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282,257.46 : 7,921,078.85 = 1,869,410.24 : x
  2. Step 2: Convert to fraction form
    5,282,257.46/7,921,078.85 = 1,869,410.24/x
  3. Step 3: Cross multiply
    5,282,257.46x = 7,921,078.85 × 1,869,410.24
  4. Step 4: Simplify right side
    5,282,257.46x = 14,807,745,898,294.54
  5. Step 5: Solve for x
    x = 14,807,745,898,294.54/5,282,257.46
  6. Step 6: Final answer
    x = 2,803,298.78

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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.