Home / 1,037,971.72-1,432,401.87-579,086.38

Finding the Fourth Proportional to 1,037,971.72, 1,432,401.87 and 579,086.38

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Solution

The fourth proportional to 1,037,971.72, 1,432,401.87 and 579,086.38 is: 799,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,971.72 : 1,432,401.87 = 579,086.38 : x
  2. Step 2: Convert to fraction form
    1,037,971.72/1,432,401.87 = 579,086.38/x
  3. Step 3: Cross multiply
    1,037,971.72x = 1,432,401.87 × 579,086.38
  4. Step 4: Simplify right side
    1,037,971.72x = 829,484,414,308.25
  5. Step 5: Solve for x
    x = 829,484,414,308.25/1,037,971.72
  6. Step 6: Final answer
    x = 799,139.71

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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.