Home / 2,381,216.49-3,572,316.83-783,875.43

Finding the Fourth Proportional to 2,381,216.49, 3,572,316.83 and 783,875.43

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Solution

The fourth proportional to 2,381,216.49, 3,572,316.83 and 783,875.43 is: 1,175,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,216.49 : 3,572,316.83 = 783,875.43 : x
  2. Step 2: Convert to fraction form
    2,381,216.49/3,572,316.83 = 783,875.43/x
  3. Step 3: Cross multiply
    2,381,216.49x = 3,572,316.83 × 783,875.43
  4. Step 4: Simplify right side
    2,381,216.49x = 2,800,251,387,293.11
  5. Step 5: Solve for x
    x = 2,800,251,387,293.11/2,381,216.49
  6. Step 6: Final answer
    x = 1,175,975.14

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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.