Home / 1,181,724.52-1,772,214.96-382,820.72

Finding the Fourth Proportional to 1,181,724.52, 1,772,214.96 and 382,820.72

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Solution

The fourth proportional to 1,181,724.52, 1,772,214.96 and 382,820.72 is: 574,110.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,724.52 : 1,772,214.96 = 382,820.72 : x
  2. Step 2: Convert to fraction form
    1,181,724.52/1,772,214.96 = 382,820.72/x
  3. Step 3: Cross multiply
    1,181,724.52x = 1,772,214.96 × 382,820.72
  4. Step 4: Simplify right side
    1,181,724.52x = 678,440,606,981.97
  5. Step 5: Solve for x
    x = 678,440,606,981.97/1,181,724.52
  6. Step 6: Final answer
    x = 574,110.63

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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.