Home / 1,001,649.36-1,382,754.78-571,846.44

Finding the Fourth Proportional to 1,001,649.36, 1,382,754.78 and 571,846.44

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Solution

The fourth proportional to 1,001,649.36, 1,382,754.78 and 571,846.44 is: 789,421.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,649.36 : 1,382,754.78 = 571,846.44 : x
  2. Step 2: Convert to fraction form
    1,001,649.36/1,382,754.78 = 571,846.44/x
  3. Step 3: Cross multiply
    1,001,649.36x = 1,382,754.78 × 571,846.44
  4. Step 4: Simplify right side
    1,001,649.36x = 790,723,398,335.98
  5. Step 5: Solve for x
    x = 790,723,398,335.98/1,001,649.36
  6. Step 6: Final answer
    x = 789,421.36

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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.