Home / 1,443,007.85-2,164,449.67-378,026.33

Finding the Fourth Proportional to 1,443,007.85, 2,164,449.67 and 378,026.33

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Solution

The fourth proportional to 1,443,007.85, 2,164,449.67 and 378,026.33 is: 567,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,007.85 : 2,164,449.67 = 378,026.33 : x
  2. Step 2: Convert to fraction form
    1,443,007.85/2,164,449.67 = 378,026.33/x
  3. Step 3: Cross multiply
    1,443,007.85x = 2,164,449.67 × 378,026.33
  4. Step 4: Simplify right side
    1,443,007.85x = 818,218,953,452.50
  5. Step 5: Solve for x
    x = 818,218,953,452.50/1,443,007.85
  6. Step 6: Final answer
    x = 567,023.22

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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.