Home / 1,420,256.40-2,126,885.40-944,365.20

Finding the Fourth Proportional to 1,420,256.40, 2,126,885.40 and 944,365.20

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Solution

The fourth proportional to 1,420,256.40, 2,126,885.40 and 944,365.20 is: 1,414,221.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,256.40 : 2,126,885.40 = 944,365.20 : x
  2. Step 2: Convert to fraction form
    1,420,256.40/2,126,885.40 = 944,365.20/x
  3. Step 3: Cross multiply
    1,420,256.40x = 2,126,885.40 × 944,365.20
  4. Step 4: Simplify right side
    1,420,256.40x = 2,008,556,556,148.08
  5. Step 5: Solve for x
    x = 2,008,556,556,148.08/1,420,256.40
  6. Step 6: Final answer
    x = 1,414,221.09

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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.