Home / 1,619,293.40-2,429,780.72-660,452.46

Finding the Fourth Proportional to 1,619,293.40, 2,429,780.72 and 660,452.46

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Solution

The fourth proportional to 1,619,293.40, 2,429,780.72 and 660,452.46 is: 991,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,293.40 : 2,429,780.72 = 660,452.46 : x
  2. Step 2: Convert to fraction form
    1,619,293.40/2,429,780.72 = 660,452.46/x
  3. Step 3: Cross multiply
    1,619,293.40x = 2,429,780.72 × 660,452.46
  4. Step 4: Simplify right side
    1,619,293.40x = 1,604,754,641,370.63
  5. Step 5: Solve for x
    x = 1,604,754,641,370.63/1,619,293.40
  6. Step 6: Final answer
    x = 991,021.54

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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.