Home / 2,769,639.73-4,154,669.73-747,854.21

Finding the Fourth Proportional to 2,769,639.73, 4,154,669.73 and 747,854.21

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Solution

The fourth proportional to 2,769,639.73, 4,154,669.73 and 747,854.21 is: 1,121,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,639.73 : 4,154,669.73 = 747,854.21 : x
  2. Step 2: Convert to fraction form
    2,769,639.73/4,154,669.73 = 747,854.21/x
  3. Step 3: Cross multiply
    2,769,639.73x = 4,154,669.73 × 747,854.21
  4. Step 4: Simplify right side
    2,769,639.73x = 3,107,087,245,000.79
  5. Step 5: Solve for x
    x = 3,107,087,245,000.79/2,769,639.73
  6. Step 6: Final answer
    x = 1,121,838.06

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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.