Home / 2,585,157.28-3,877,736.91-2,581,421.61

Finding the Fourth Proportional to 2,585,157.28, 3,877,736.91 and 2,581,421.61

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Solution

The fourth proportional to 2,585,157.28, 3,877,736.91 and 2,581,421.61 is: 3,872,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,157.28 : 3,877,736.91 = 2,581,421.61 : x
  2. Step 2: Convert to fraction form
    2,585,157.28/3,877,736.91 = 2,581,421.61/x
  3. Step 3: Cross multiply
    2,585,157.28x = 3,877,736.91 × 2,581,421.61
  4. Step 4: Simplify right side
    2,585,157.28x = 10,010,073,857,368.62
  5. Step 5: Solve for x
    x = 10,010,073,857,368.62/2,585,157.28
  6. Step 6: Final answer
    x = 3,872,133.40

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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.