Home / 1,418,053.28-1,956,913.49-773,473.43

Finding the Fourth Proportional to 1,418,053.28, 1,956,913.49 and 773,473.43

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Solution

The fourth proportional to 1,418,053.28, 1,956,913.49 and 773,473.43 is: 1,067,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,053.28 : 1,956,913.49 = 773,473.43 : x
  2. Step 2: Convert to fraction form
    1,418,053.28/1,956,913.49 = 773,473.43/x
  3. Step 3: Cross multiply
    1,418,053.28x = 1,956,913.49 × 773,473.43
  4. Step 4: Simplify right side
    1,418,053.28x = 1,513,620,575,671.64
  5. Step 5: Solve for x
    x = 1,513,620,575,671.64/1,418,053.28
  6. Step 6: Final answer
    x = 1,067,393.31

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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.