Home / 1,173,754.14-1,619,787.45-690,339.66

Finding the Fourth Proportional to 1,173,754.14, 1,619,787.45 and 690,339.66

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Solution

The fourth proportional to 1,173,754.14, 1,619,787.45 and 690,339.66 is: 952,672.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,754.14 : 1,619,787.45 = 690,339.66 : x
  2. Step 2: Convert to fraction form
    1,173,754.14/1,619,787.45 = 690,339.66/x
  3. Step 3: Cross multiply
    1,173,754.14x = 1,619,787.45 × 690,339.66
  4. Step 4: Simplify right side
    1,173,754.14x = 1,118,203,517,505.27
  5. Step 5: Solve for x
    x = 1,118,203,517,505.27/1,173,754.14
  6. Step 6: Final answer
    x = 952,672.69

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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.