Home / 2,487,981.65-3,732,141.95-845,990.24

Finding the Fourth Proportional to 2,487,981.65, 3,732,141.95 and 845,990.24

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Solution

The fourth proportional to 2,487,981.65, 3,732,141.95 and 845,990.24 is: 1,269,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,981.65 : 3,732,141.95 = 845,990.24 : x
  2. Step 2: Convert to fraction form
    2,487,981.65/3,732,141.95 = 845,990.24/x
  3. Step 3: Cross multiply
    2,487,981.65x = 3,732,141.95 × 845,990.24
  4. Step 4: Simplify right side
    2,487,981.65x = 3,157,355,641,103.91
  5. Step 5: Solve for x
    x = 3,157,355,641,103.91/2,487,981.65
  6. Step 6: Final answer
    x = 1,269,042.98

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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.