Home / 1,031,056.38-1,422,820.62-572,191.02

Finding the Fourth Proportional to 1,031,056.38, 1,422,820.62 and 572,191.02

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Solution

The fourth proportional to 1,031,056.38, 1,422,820.62 and 572,191.02 is: 789,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,056.38 : 1,422,820.62 = 572,191.02 : x
  2. Step 2: Convert to fraction form
    1,031,056.38/1,422,820.62 = 572,191.02/x
  3. Step 3: Cross multiply
    1,031,056.38x = 1,422,820.62 × 572,191.02
  4. Step 4: Simplify right side
    1,031,056.38x = 814,125,181,834.83
  5. Step 5: Solve for x
    x = 814,125,181,834.83/1,031,056.38
  6. Step 6: Final answer
    x = 789,602.97

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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.