Home / 3,191,737.70-4,787,251.79-1,142,315.49

Finding the Fourth Proportional to 3,191,737.70, 4,787,251.79 and 1,142,315.49

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Solution

The fourth proportional to 3,191,737.70, 4,787,251.79 and 1,142,315.49 is: 1,713,346.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,737.70 : 4,787,251.79 = 1,142,315.49 : x
  2. Step 2: Convert to fraction form
    3,191,737.70/4,787,251.79 = 1,142,315.49/x
  3. Step 3: Cross multiply
    3,191,737.70x = 4,787,251.79 × 1,142,315.49
  4. Step 4: Simplify right side
    3,191,737.70x = 5,468,551,881,610.22
  5. Step 5: Solve for x
    x = 5,468,551,881,610.22/3,191,737.70
  6. Step 6: Final answer
    x = 1,713,346.27

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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.