Home / 2,386,758.42-3,580,255.68-681,153.12

Finding the Fourth Proportional to 2,386,758.42, 3,580,255.68 and 681,153.12

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Solution

The fourth proportional to 2,386,758.42, 3,580,255.68 and 681,153.12 is: 1,021,763.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,758.42 : 3,580,255.68 = 681,153.12 : x
  2. Step 2: Convert to fraction form
    2,386,758.42/3,580,255.68 = 681,153.12/x
  3. Step 3: Cross multiply
    2,386,758.42x = 3,580,255.68 × 681,153.12
  4. Step 4: Simplify right side
    2,386,758.42x = 2,438,702,326,829.72
  5. Step 5: Solve for x
    x = 2,438,702,326,829.72/2,386,758.42
  6. Step 6: Final answer
    x = 1,021,763.37

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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.