Home / 1,157,318.64-1,597,165.56-648,016.56

Finding the Fourth Proportional to 1,157,318.64, 1,597,165.56 and 648,016.56

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Solution

The fourth proportional to 1,157,318.64, 1,597,165.56 and 648,016.56 is: 894,299.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,318.64 : 1,597,165.56 = 648,016.56 : x
  2. Step 2: Convert to fraction form
    1,157,318.64/1,597,165.56 = 648,016.56/x
  3. Step 3: Cross multiply
    1,157,318.64x = 1,597,165.56 × 648,016.56
  4. Step 4: Simplify right side
    1,157,318.64x = 1,034,989,731,941.67
  5. Step 5: Solve for x
    x = 1,034,989,731,941.67/1,157,318.64
  6. Step 6: Final answer
    x = 894,299.72

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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.