Home / 1,378,332.48-2,068,778.08-704,895.04

Finding the Fourth Proportional to 1,378,332.48, 2,068,778.08 and 704,895.04

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Solution

The fourth proportional to 1,378,332.48, 2,068,778.08 and 704,895.04 is: 1,057,996.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,332.48 : 2,068,778.08 = 704,895.04 : x
  2. Step 2: Convert to fraction form
    1,378,332.48/2,068,778.08 = 704,895.04/x
  3. Step 3: Cross multiply
    1,378,332.48x = 2,068,778.08 × 704,895.04
  4. Step 4: Simplify right side
    1,378,332.48x = 1,458,271,407,452.72
  5. Step 5: Solve for x
    x = 1,458,271,407,452.72/1,378,332.48
  6. Step 6: Final answer
    x = 1,057,996.84

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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.