Home / 1,277,543.94-1,912,329.96-940,964.64

Finding the Fourth Proportional to 1,277,543.94, 1,912,329.96 and 940,964.64

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Solution

The fourth proportional to 1,277,543.94, 1,912,329.96 and 940,964.64 is: 1,408,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,543.94 : 1,912,329.96 = 940,964.64 : x
  2. Step 2: Convert to fraction form
    1,277,543.94/1,912,329.96 = 940,964.64/x
  3. Step 3: Cross multiply
    1,277,543.94x = 1,912,329.96 × 940,964.64
  4. Step 4: Simplify right side
    1,277,543.94x = 1,799,434,872,372.61
  5. Step 5: Solve for x
    x = 1,799,434,872,372.61/1,277,543.94
  6. Step 6: Final answer
    x = 1,408,511.14

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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.