Home / 2,840,967.60-3,919,562.76-1,616,966.54

Finding the Fourth Proportional to 2,840,967.60, 3,919,562.76 and 1,616,966.54

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Solution

The fourth proportional to 2,840,967.60, 3,919,562.76 and 1,616,966.54 is: 2,230,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,967.60 : 3,919,562.76 = 1,616,966.54 : x
  2. Step 2: Convert to fraction form
    2,840,967.60/3,919,562.76 = 1,616,966.54/x
  3. Step 3: Cross multiply
    2,840,967.60x = 3,919,562.76 × 1,616,966.54
  4. Step 4: Simplify right side
    2,840,967.60x = 6,337,801,834,350.05
  5. Step 5: Solve for x
    x = 6,337,801,834,350.05/2,840,967.60
  6. Step 6: Final answer
    x = 2,230,860.30

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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.