Home / 2,217,720.80-3,326,581.20-1,937,784.80

Finding the Fourth Proportional to 2,217,720.80, 3,326,581.20 and 1,937,784.80

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Solution

The fourth proportional to 2,217,720.80, 3,326,581.20 and 1,937,784.80 is: 2,906,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,720.80 : 3,326,581.20 = 1,937,784.80 : x
  2. Step 2: Convert to fraction form
    2,217,720.80/3,326,581.20 = 1,937,784.80/x
  3. Step 3: Cross multiply
    2,217,720.80x = 3,326,581.20 × 1,937,784.80
  4. Step 4: Simplify right side
    2,217,720.80x = 6,446,198,485,325.76
  5. Step 5: Solve for x
    x = 6,446,198,485,325.76/2,217,720.80
  6. Step 6: Final answer
    x = 2,906,677.20

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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.