Home / 2,513,778.40-3,770,616.56-620,536.16

Finding the Fourth Proportional to 2,513,778.40, 3,770,616.56 and 620,536.16

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Solution

The fourth proportional to 2,513,778.40, 3,770,616.56 and 620,536.16 is: 930,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513,778.40 : 3,770,616.56 = 620,536.16 : x
  2. Step 2: Convert to fraction form
    2,513,778.40/3,770,616.56 = 620,536.16/x
  3. Step 3: Cross multiply
    2,513,778.40x = 3,770,616.56 × 620,536.16
  4. Step 4: Simplify right side
    2,513,778.40x = 2,339,803,920,974.81
  5. Step 5: Solve for x
    x = 2,339,803,920,974.81/2,513,778.40
  6. Step 6: Final answer
    x = 930,791.64

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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.