Home / 1,786,278.56-2,465,051.20-970,488.95

Finding the Fourth Proportional to 1,786,278.56, 2,465,051.20 and 970,488.95

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Solution

The fourth proportional to 1,786,278.56, 2,465,051.20 and 970,488.95 is: 1,339,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,278.56 : 2,465,051.20 = 970,488.95 : x
  2. Step 2: Convert to fraction form
    1,786,278.56/2,465,051.20 = 970,488.95/x
  3. Step 3: Cross multiply
    1,786,278.56x = 2,465,051.20 × 970,488.95
  4. Step 4: Simplify right side
    1,786,278.56x = 2,392,304,936,032.76
  5. Step 5: Solve for x
    x = 2,392,304,936,032.76/1,786,278.56
  6. Step 6: Final answer
    x = 1,339,267.57

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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.