Home / 1,226,434.38-1,839,947.76-384,986.13

Finding the Fourth Proportional to 1,226,434.38, 1,839,947.76 and 384,986.13

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Solution

The fourth proportional to 1,226,434.38, 1,839,947.76 and 384,986.13 is: 577,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,434.38 : 1,839,947.76 = 384,986.13 : x
  2. Step 2: Convert to fraction form
    1,226,434.38/1,839,947.76 = 384,986.13/x
  3. Step 3: Cross multiply
    1,226,434.38x = 1,839,947.76 × 384,986.13
  4. Step 4: Simplify right side
    1,226,434.38x = 708,354,367,524.57
  5. Step 5: Solve for x
    x = 708,354,367,524.57/1,226,434.38
  6. Step 6: Final answer
    x = 577,572.17

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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.