Home / 2,198,890.64-3,034,416.15-1,232,061.68

Finding the Fourth Proportional to 2,198,890.64, 3,034,416.15 and 1,232,061.68

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Solution

The fourth proportional to 2,198,890.64, 3,034,416.15 and 1,232,061.68 is: 1,700,215.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,890.64 : 3,034,416.15 = 1,232,061.68 : x
  2. Step 2: Convert to fraction form
    2,198,890.64/3,034,416.15 = 1,232,061.68/x
  3. Step 3: Cross multiply
    2,198,890.64x = 3,034,416.15 × 1,232,061.68
  4. Step 4: Simplify right side
    2,198,890.64x = 3,738,587,859,588.13
  5. Step 5: Solve for x
    x = 3,738,587,859,588.13/2,198,890.64
  6. Step 6: Final answer
    x = 1,700,215.46

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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.