Home / 1,157,237.15-1,597,003.76-667,196.96

Finding the Fourth Proportional to 1,157,237.15, 1,597,003.76 and 667,196.96

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Solution

The fourth proportional to 1,157,237.15, 1,597,003.76 and 667,196.96 is: 920,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,237.15 : 1,597,003.76 = 667,196.96 : x
  2. Step 2: Convert to fraction form
    1,157,237.15/1,597,003.76 = 667,196.96/x
  3. Step 3: Cross multiply
    1,157,237.15x = 1,597,003.76 × 667,196.96
  4. Step 4: Simplify right side
    1,157,237.15x = 1,065,516,047,463.54
  5. Step 5: Solve for x
    x = 1,065,516,047,463.54/1,157,237.15
  6. Step 6: Final answer
    x = 920,741.31

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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.