Home / 2,702,358.80-4,053,396.72-680,601.68

Finding the Fourth Proportional to 2,702,358.80, 4,053,396.72 and 680,601.68

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Solution

The fourth proportional to 2,702,358.80, 4,053,396.72 and 680,601.68 is: 1,020,866.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,358.80 : 4,053,396.72 = 680,601.68 : x
  2. Step 2: Convert to fraction form
    2,702,358.80/4,053,396.72 = 680,601.68/x
  3. Step 3: Cross multiply
    2,702,358.80x = 4,053,396.72 × 680,601.68
  4. Step 4: Simplify right side
    2,702,358.80x = 2,758,748,617,338.49
  5. Step 5: Solve for x
    x = 2,758,748,617,338.49/2,702,358.80
  6. Step 6: Final answer
    x = 1,020,866.89

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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.