Home / 1,276,184.89-1,914,314.46-477,314.02

Finding the Fourth Proportional to 1,276,184.89, 1,914,314.46 and 477,314.02

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Solution

The fourth proportional to 1,276,184.89, 1,914,314.46 and 477,314.02 is: 715,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,184.89 : 1,914,314.46 = 477,314.02 : x
  2. Step 2: Convert to fraction form
    1,276,184.89/1,914,314.46 = 477,314.02/x
  3. Step 3: Cross multiply
    1,276,184.89x = 1,914,314.46 × 477,314.02
  4. Step 4: Simplify right side
    1,276,184.89x = 913,729,130,446.73
  5. Step 5: Solve for x
    x = 913,729,130,446.73/1,276,184.89
  6. Step 6: Final answer
    x = 715,984.92

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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.