Home / 1,434,951.66-1,980,232.97-790,371.87

Finding the Fourth Proportional to 1,434,951.66, 1,980,232.97 and 790,371.87

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Solution

The fourth proportional to 1,434,951.66, 1,980,232.97 and 790,371.87 is: 1,090,713.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,951.66 : 1,980,232.97 = 790,371.87 : x
  2. Step 2: Convert to fraction form
    1,434,951.66/1,980,232.97 = 790,371.87/x
  3. Step 3: Cross multiply
    1,434,951.66x = 1,980,232.97 × 790,371.87
  4. Step 4: Simplify right side
    1,434,951.66x = 1,565,120,435,534.55
  5. Step 5: Solve for x
    x = 1,565,120,435,534.55/1,434,951.66
  6. Step 6: Final answer
    x = 1,090,713.00

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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.