Home / 1,376,997.52-2,066,304.60-578,217.60

Finding the Fourth Proportional to 1,376,997.52, 2,066,304.60 and 578,217.60

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Solution

The fourth proportional to 1,376,997.52, 2,066,304.60 and 578,217.60 is: 867,665.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,997.52 : 2,066,304.60 = 578,217.60 : x
  2. Step 2: Convert to fraction form
    1,376,997.52/2,066,304.60 = 578,217.60/x
  3. Step 3: Cross multiply
    1,376,997.52x = 2,066,304.60 × 578,217.60
  4. Step 4: Simplify right side
    1,376,997.52x = 1,194,773,686,680.96
  5. Step 5: Solve for x
    x = 1,194,773,686,680.96/1,376,997.52
  6. Step 6: Final answer
    x = 867,665.82

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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.