Home / 1,409,581.05-2,114,371.57-344,610.46

Finding the Fourth Proportional to 1,409,581.05, 2,114,371.57 and 344,610.46

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Solution

The fourth proportional to 1,409,581.05, 2,114,371.57 and 344,610.46 is: 516,915.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,581.05 : 2,114,371.57 = 344,610.46 : x
  2. Step 2: Convert to fraction form
    1,409,581.05/2,114,371.57 = 344,610.46/x
  3. Step 3: Cross multiply
    1,409,581.05x = 2,114,371.57 × 344,610.46
  4. Step 4: Simplify right side
    1,409,581.05x = 728,634,559,348.62
  5. Step 5: Solve for x
    x = 728,634,559,348.62/1,409,581.05
  6. Step 6: Final answer
    x = 516,915.69

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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.