Home / 5,221,592.92-7,830,475.74-1,808,998.12

Finding the Fourth Proportional to 5,221,592.92, 7,830,475.74 and 1,808,998.12

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Solution

The fourth proportional to 5,221,592.92, 7,830,475.74 and 1,808,998.12 is: 2,712,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,592.92 : 7,830,475.74 = 1,808,998.12 : x
  2. Step 2: Convert to fraction form
    5,221,592.92/7,830,475.74 = 1,808,998.12/x
  3. Step 3: Cross multiply
    5,221,592.92x = 7,830,475.74 × 1,808,998.12
  4. Step 4: Simplify right side
    5,221,592.92x = 14,165,315,892,365.61
  5. Step 5: Solve for x
    x = 14,165,315,892,365.61/5,221,592.92
  6. Step 6: Final answer
    x = 2,712,834.21

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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.