Home / 1,418,064.12-1,956,934.54-773,498.04

Finding the Fourth Proportional to 1,418,064.12, 1,956,934.54 and 773,498.04

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Solution

The fourth proportional to 1,418,064.12, 1,956,934.54 and 773,498.04 is: 1,067,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,064.12 : 1,956,934.54 = 773,498.04 : x
  2. Step 2: Convert to fraction form
    1,418,064.12/1,956,934.54 = 773,498.04/x
  3. Step 3: Cross multiply
    1,418,064.12x = 1,956,934.54 × 773,498.04
  4. Step 4: Simplify right side
    1,418,064.12x = 1,513,685,031,098.30
  5. Step 5: Solve for x
    x = 1,513,685,031,098.30/1,418,064.12
  6. Step 6: Final answer
    x = 1,067,430.60

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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.