Home / 1,087,227.60-1,629,529.20-554,474.40

Finding the Fourth Proportional to 1,087,227.60, 1,629,529.20 and 554,474.40

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Solution

The fourth proportional to 1,087,227.60, 1,629,529.20 and 554,474.40 is: 831,042.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,227.60 : 1,629,529.20 = 554,474.40 : x
  2. Step 2: Convert to fraction form
    1,087,227.60/1,629,529.20 = 554,474.40/x
  3. Step 3: Cross multiply
    1,087,227.60x = 1,629,529.20 × 554,474.40
  4. Step 4: Simplify right side
    1,087,227.60x = 903,532,225,452.48
  5. Step 5: Solve for x
    x = 903,532,225,452.48/1,087,227.60
  6. Step 6: Final answer
    x = 831,042.39

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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.