Home / 2,208,246.53-3,047,170.25-1,290,690.68

Finding the Fourth Proportional to 2,208,246.53, 3,047,170.25 and 1,290,690.68

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Solution

The fourth proportional to 2,208,246.53, 3,047,170.25 and 1,290,690.68 is: 1,781,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,246.53 : 3,047,170.25 = 1,290,690.68 : x
  2. Step 2: Convert to fraction form
    2,208,246.53/3,047,170.25 = 1,290,690.68/x
  3. Step 3: Cross multiply
    2,208,246.53x = 3,047,170.25 × 1,290,690.68
  4. Step 4: Simplify right side
    2,208,246.53x = 3,932,954,220,358.97
  5. Step 5: Solve for x
    x = 3,932,954,220,358.97/2,208,246.53
  6. Step 6: Final answer
    x = 1,781,030.41

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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.