Home / 2,581,302.16-3,872,004.27-939,922.21

Finding the Fourth Proportional to 2,581,302.16, 3,872,004.27 and 939,922.21

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Solution

The fourth proportional to 2,581,302.16, 3,872,004.27 and 939,922.21 is: 1,409,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,302.16 : 3,872,004.27 = 939,922.21 : x
  2. Step 2: Convert to fraction form
    2,581,302.16/3,872,004.27 = 939,922.21/x
  3. Step 3: Cross multiply
    2,581,302.16x = 3,872,004.27 × 939,922.21
  4. Step 4: Simplify right side
    2,581,302.16x = 3,639,382,810,587.84
  5. Step 5: Solve for x
    x = 3,639,382,810,587.84/2,581,302.16
  6. Step 6: Final answer
    x = 1,409,901.90

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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.