Home / 1,612,955.90-2,419,440.19-653,429.66

Finding the Fourth Proportional to 1,612,955.90, 2,419,440.19 and 653,429.66

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Solution

The fourth proportional to 1,612,955.90, 2,419,440.19 and 653,429.66 is: 980,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,955.90 : 2,419,440.19 = 653,429.66 : x
  2. Step 2: Convert to fraction form
    1,612,955.90/2,419,440.19 = 653,429.66/x
  3. Step 3: Cross multiply
    1,612,955.90x = 2,419,440.19 × 653,429.66
  4. Step 4: Simplify right side
    1,612,955.90x = 1,580,933,967,011.26
  5. Step 5: Solve for x
    x = 1,580,933,967,011.26/1,612,955.90
  6. Step 6: Final answer
    x = 980,147.05

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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.