Home / 1,036,721.01-1,554,976.35-278,463.95

Finding the Fourth Proportional to 1,036,721.01, 1,554,976.35 and 278,463.95

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Solution

The fourth proportional to 1,036,721.01, 1,554,976.35 and 278,463.95 is: 417,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,721.01 : 1,554,976.35 = 278,463.95 : x
  2. Step 2: Convert to fraction form
    1,036,721.01/1,554,976.35 = 278,463.95/x
  3. Step 3: Cross multiply
    1,036,721.01x = 1,554,976.35 × 278,463.95
  4. Step 4: Simplify right side
    1,036,721.01x = 433,004,856,577.58
  5. Step 5: Solve for x
    x = 433,004,856,577.58/1,036,721.01
  6. Step 6: Final answer
    x = 417,667.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.