Home / 1,006,561.50-1,389,064.59-553,862.22

Finding the Fourth Proportional to 1,006,561.50, 1,389,064.59 and 553,862.22

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Solution

The fourth proportional to 1,006,561.50, 1,389,064.59 and 553,862.22 is: 764,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,561.50 : 1,389,064.59 = 553,862.22 : x
  2. Step 2: Convert to fraction form
    1,006,561.50/1,389,064.59 = 553,862.22/x
  3. Step 3: Cross multiply
    1,006,561.50x = 1,389,064.59 × 553,862.22
  4. Step 4: Simplify right side
    1,006,561.50x = 769,350,397,540.79
  5. Step 5: Solve for x
    x = 769,350,397,540.79/1,006,561.50
  6. Step 6: Final answer
    x = 764,335.21

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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.