Home / 1,283,894.43-1,771,752.66-710,922.30

Finding the Fourth Proportional to 1,283,894.43, 1,771,752.66 and 710,922.30

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Solution

The fourth proportional to 1,283,894.43, 1,771,752.66 and 710,922.30 is: 981,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,894.43 : 1,771,752.66 = 710,922.30 : x
  2. Step 2: Convert to fraction form
    1,283,894.43/1,771,752.66 = 710,922.30/x
  3. Step 3: Cross multiply
    1,283,894.43x = 1,771,752.66 × 710,922.30
  4. Step 4: Simplify right side
    1,283,894.43x = 1,259,578,476,078.32
  5. Step 5: Solve for x
    x = 1,259,578,476,078.32/1,283,894.43
  6. Step 6: Final answer
    x = 981,060.78

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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.