Home / 1,031,016.80-1,422,765.80-572,151.40

Finding the Fourth Proportional to 1,031,016.80, 1,422,765.80 and 572,151.40

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Solution

The fourth proportional to 1,031,016.80, 1,422,765.80 and 572,151.40 is: 789,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,016.80 : 1,422,765.80 = 572,151.40 : x
  2. Step 2: Convert to fraction form
    1,031,016.80/1,422,765.80 = 572,151.40/x
  3. Step 3: Cross multiply
    1,031,016.80x = 1,422,765.80 × 572,151.40
  4. Step 4: Simplify right side
    1,031,016.80x = 814,037,444,342.12
  5. Step 5: Solve for x
    x = 814,037,444,342.12/1,031,016.80
  6. Step 6: Final answer
    x = 789,548.19

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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.