Home / 1,276,061.90-1,914,466.57-377,527.76

Finding the Fourth Proportional to 1,276,061.90, 1,914,466.57 and 377,527.76

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Solution

The fourth proportional to 1,276,061.90, 1,914,466.57 and 377,527.76 is: 566,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,061.90 : 1,914,466.57 = 377,527.76 : x
  2. Step 2: Convert to fraction form
    1,276,061.90/1,914,466.57 = 377,527.76/x
  3. Step 3: Cross multiply
    1,276,061.90x = 1,914,466.57 × 377,527.76
  4. Step 4: Simplify right side
    1,276,061.90x = 722,764,275,766.98
  5. Step 5: Solve for x
    x = 722,764,275,766.98/1,276,061.90
  6. Step 6: Final answer
    x = 566,402.21

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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.