Home / 1,241,981.28-1,863,694.80-522,270.90

Finding the Fourth Proportional to 1,241,981.28, 1,863,694.80 and 522,270.90

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Solution

The fourth proportional to 1,241,981.28, 1,863,694.80 and 522,270.90 is: 783,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,981.28 : 1,863,694.80 = 522,270.90 : x
  2. Step 2: Convert to fraction form
    1,241,981.28/1,863,694.80 = 522,270.90/x
  3. Step 3: Cross multiply
    1,241,981.28x = 1,863,694.80 × 522,270.90
  4. Step 4: Simplify right side
    1,241,981.28x = 973,353,560,521.32
  5. Step 5: Solve for x
    x = 973,353,560,521.32/1,241,981.28
  6. Step 6: Final answer
    x = 783,710.33

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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.