Home / 1,283,904.40-1,771,766.12-710,932.26

Finding the Fourth Proportional to 1,283,904.40, 1,771,766.12 and 710,932.26

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Solution

The fourth proportional to 1,283,904.40, 1,771,766.12 and 710,932.26 is: 981,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,904.40 : 1,771,766.12 = 710,932.26 : x
  2. Step 2: Convert to fraction form
    1,283,904.40/1,771,766.12 = 710,932.26/x
  3. Step 3: Cross multiply
    1,283,904.40x = 1,771,766.12 × 710,932.26
  4. Step 4: Simplify right side
    1,283,904.40x = 1,259,605,691,883.03
  5. Step 5: Solve for x
    x = 1,259,605,691,883.03/1,283,904.40
  6. Step 6: Final answer
    x = 981,074.36

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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.