Home / 1,157,854.40-1,597,251.24-790,055.68

Finding the Fourth Proportional to 1,157,854.40, 1,597,251.24 and 790,055.68

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Solution

The fourth proportional to 1,157,854.40, 1,597,251.24 and 790,055.68 is: 1,089,875.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,854.40 : 1,597,251.24 = 790,055.68 : x
  2. Step 2: Convert to fraction form
    1,157,854.40/1,597,251.24 = 790,055.68/x
  3. Step 3: Cross multiply
    1,157,854.40x = 1,597,251.24 × 790,055.68
  4. Step 4: Simplify right side
    1,157,854.40x = 1,261,917,414,549.04
  5. Step 5: Solve for x
    x = 1,261,917,414,549.04/1,157,854.40
  6. Step 6: Final answer
    x = 1,089,875.73

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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.