Home / 1,078,309.50-1,488,067.14-601,381.50

Finding the Fourth Proportional to 1,078,309.50, 1,488,067.14 and 601,381.50

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Solution

The fourth proportional to 1,078,309.50, 1,488,067.14 and 601,381.50 is: 829,906.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,309.50 : 1,488,067.14 = 601,381.50 : x
  2. Step 2: Convert to fraction form
    1,078,309.50/1,488,067.14 = 601,381.50/x
  3. Step 3: Cross multiply
    1,078,309.50x = 1,488,067.14 × 601,381.50
  4. Step 4: Simplify right side
    1,078,309.50x = 894,896,048,753.91
  5. Step 5: Solve for x
    x = 894,896,048,753.91/1,078,309.50
  6. Step 6: Final answer
    x = 829,906.49

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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.