Home / 2,178,479.35-3,261,331.26-1,527,800.34

Finding the Fourth Proportional to 2,178,479.35, 3,261,331.26 and 1,527,800.34

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Solution

The fourth proportional to 2,178,479.35, 3,261,331.26 and 1,527,800.34 is: 2,287,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,479.35 : 3,261,331.26 = 1,527,800.34 : x
  2. Step 2: Convert to fraction form
    2,178,479.35/3,261,331.26 = 1,527,800.34/x
  3. Step 3: Cross multiply
    2,178,479.35x = 3,261,331.26 × 1,527,800.34
  4. Step 4: Simplify right side
    2,178,479.35x = 4,982,663,007,880.63
  5. Step 5: Solve for x
    x = 4,982,663,007,880.63/2,178,479.35
  6. Step 6: Final answer
    x = 2,287,220.68

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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.