Home / 1,041,316.75-1,561,377.34-409,886.11

Finding the Fourth Proportional to 1,041,316.75, 1,561,377.34 and 409,886.11

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Solution

The fourth proportional to 1,041,316.75, 1,561,377.34 and 409,886.11 is: 614,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,316.75 : 1,561,377.34 = 409,886.11 : x
  2. Step 2: Convert to fraction form
    1,041,316.75/1,561,377.34 = 409,886.11/x
  3. Step 3: Cross multiply
    1,041,316.75x = 1,561,377.34 × 409,886.11
  4. Step 4: Simplify right side
    1,041,316.75x = 639,986,884,134.75
  5. Step 5: Solve for x
    x = 639,986,884,134.75/1,041,316.75
  6. Step 6: Final answer
    x = 614,593.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.