Home / 3,781,526.61-5,217,019.60-2,328,699.78

Finding the Fourth Proportional to 3,781,526.61, 5,217,019.60 and 2,328,699.78

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Solution

The fourth proportional to 3,781,526.61, 5,217,019.60 and 2,328,699.78 is: 3,212,689.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,526.61 : 5,217,019.60 = 2,328,699.78 : x
  2. Step 2: Convert to fraction form
    3,781,526.61/5,217,019.60 = 2,328,699.78/x
  3. Step 3: Cross multiply
    3,781,526.61x = 5,217,019.60 × 2,328,699.78
  4. Step 4: Simplify right side
    3,781,526.61x = 12,148,872,394,775.69
  5. Step 5: Solve for x
    x = 12,148,872,394,775.69/3,781,526.61
  6. Step 6: Final answer
    x = 3,212,689.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.