Home / 2,390,370.28-3,298,627.20-1,302,619.66

Finding the Fourth Proportional to 2,390,370.28, 3,298,627.20 and 1,302,619.66

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Solution

The fourth proportional to 2,390,370.28, 3,298,627.20 and 1,302,619.66 is: 1,797,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,370.28 : 3,298,627.20 = 1,302,619.66 : x
  2. Step 2: Convert to fraction form
    2,390,370.28/3,298,627.20 = 1,302,619.66/x
  3. Step 3: Cross multiply
    2,390,370.28x = 3,298,627.20 × 1,302,619.66
  4. Step 4: Simplify right side
    2,390,370.28x = 4,296,856,641,730.75
  5. Step 5: Solve for x
    x = 4,296,856,641,730.75/2,390,370.28
  6. Step 6: Final answer
    x = 1,797,569.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.