Home / 1,498,402.65-2,067,396.98-853,809.11

Finding the Fourth Proportional to 1,498,402.65, 2,067,396.98 and 853,809.11

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Solution

The fourth proportional to 1,498,402.65, 2,067,396.98 and 853,809.11 is: 1,178,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,402.65 : 2,067,396.98 = 853,809.11 : x
  2. Step 2: Convert to fraction form
    1,498,402.65/2,067,396.98 = 853,809.11/x
  3. Step 3: Cross multiply
    1,498,402.65x = 2,067,396.98 × 853,809.11
  4. Step 4: Simplify right side
    1,498,402.65x = 1,765,162,360,904.46
  5. Step 5: Solve for x
    x = 1,765,162,360,904.46/1,498,402.65
  6. Step 6: Final answer
    x = 1,178,029.39

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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.