Home / 2,518,726.73-3,778,463.70-812,309.04

Finding the Fourth Proportional to 2,518,726.73, 3,778,463.70 and 812,309.04

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Solution

The fourth proportional to 2,518,726.73, 3,778,463.70 and 812,309.04 is: 1,218,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,726.73 : 3,778,463.70 = 812,309.04 : x
  2. Step 2: Convert to fraction form
    2,518,726.73/3,778,463.70 = 812,309.04/x
  3. Step 3: Cross multiply
    2,518,726.73x = 3,778,463.70 × 812,309.04
  4. Step 4: Simplify right side
    2,518,726.73x = 3,069,280,220,821.85
  5. Step 5: Solve for x
    x = 3,069,280,220,821.85/2,518,726.73
  6. Step 6: Final answer
    x = 1,218,584.05

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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.