Home / 2,711,674.91-3,743,864.36-1,680,277.21

Finding the Fourth Proportional to 2,711,674.91, 3,743,864.36 and 1,680,277.21

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Solution

The fourth proportional to 2,711,674.91, 3,743,864.36 and 1,680,277.21 is: 2,319,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,674.91 : 3,743,864.36 = 1,680,277.21 : x
  2. Step 2: Convert to fraction form
    2,711,674.91/3,743,864.36 = 1,680,277.21/x
  3. Step 3: Cross multiply
    2,711,674.91x = 3,743,864.36 × 1,680,277.21
  4. Step 4: Simplify right side
    2,711,674.91x = 6,290,729,956,280.27
  5. Step 5: Solve for x
    x = 6,290,729,956,280.27/2,711,674.91
  6. Step 6: Final answer
    x = 2,319,868.77

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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.