Home / 1,445,871.88-1,995,418.38-801,353.80

Finding the Fourth Proportional to 1,445,871.88, 1,995,418.38 and 801,353.80

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Solution

The fourth proportional to 1,445,871.88, 1,995,418.38 and 801,353.80 is: 1,105,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,871.88 : 1,995,418.38 = 801,353.80 : x
  2. Step 2: Convert to fraction form
    1,445,871.88/1,995,418.38 = 801,353.80/x
  3. Step 3: Cross multiply
    1,445,871.88x = 1,995,418.38 × 801,353.80
  4. Step 4: Simplify right side
    1,445,871.88x = 1,599,036,101,402.84
  5. Step 5: Solve for x
    x = 1,599,036,101,402.84/1,445,871.88
  6. Step 6: Final answer
    x = 1,105,932.08

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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.