Home / 1,077,944.20-1,487,560.62-648,473.56

Finding the Fourth Proportional to 1,077,944.20, 1,487,560.62 and 648,473.56

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Solution

The fourth proportional to 1,077,944.20, 1,487,560.62 and 648,473.56 is: 894,892.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,944.20 : 1,487,560.62 = 648,473.56 : x
  2. Step 2: Convert to fraction form
    1,077,944.20/1,487,560.62 = 648,473.56/x
  3. Step 3: Cross multiply
    1,077,944.20x = 1,487,560.62 × 648,473.56
  4. Step 4: Simplify right side
    1,077,944.20x = 964,643,730,967.21
  5. Step 5: Solve for x
    x = 964,643,730,967.21/1,077,944.20
  6. Step 6: Final answer
    x = 894,892.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.