Home / 1,036,381.13-1,554,357.24-278,042.84

Finding the Fourth Proportional to 1,036,381.13, 1,554,357.24 and 278,042.84

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Solution

The fourth proportional to 1,036,381.13, 1,554,357.24 and 278,042.84 is: 417,006.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,381.13 : 1,554,357.24 = 278,042.84 : x
  2. Step 2: Convert to fraction form
    1,036,381.13/1,554,357.24 = 278,042.84/x
  3. Step 3: Cross multiply
    1,036,381.13x = 1,554,357.24 × 278,042.84
  4. Step 4: Simplify right side
    1,036,381.13x = 432,177,901,384.16
  5. Step 5: Solve for x
    x = 432,177,901,384.16/1,036,381.13
  6. Step 6: Final answer
    x = 417,006.73

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Double scale
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1.5x scale

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.