Home / 3,619,906.92-4,991,955.84-2,445,089.40

Finding the Fourth Proportional to 3,619,906.92, 4,991,955.84 and 2,445,089.40

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Solution

The fourth proportional to 3,619,906.92, 4,991,955.84 and 2,445,089.40 is: 3,371,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,906.92 : 4,991,955.84 = 2,445,089.40 : x
  2. Step 2: Convert to fraction form
    3,619,906.92/4,991,955.84 = 2,445,089.40/x
  3. Step 3: Cross multiply
    3,619,906.92x = 4,991,955.84 × 2,445,089.40
  4. Step 4: Simplify right side
    3,619,906.92x = 12,205,778,309,652.10
  5. Step 5: Solve for x
    x = 12,205,778,309,652.10/3,619,906.92
  6. Step 6: Final answer
    x = 3,371,848.66

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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.