Home / 2,126,447.24-2,934,568.05-1,159,630.43

Finding the Fourth Proportional to 2,126,447.24, 2,934,568.05 and 1,159,630.43

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Solution

The fourth proportional to 2,126,447.24, 2,934,568.05 and 1,159,630.43 is: 1,600,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,447.24 : 2,934,568.05 = 1,159,630.43 : x
  2. Step 2: Convert to fraction form
    2,126,447.24/2,934,568.05 = 1,159,630.43/x
  3. Step 3: Cross multiply
    2,126,447.24x = 2,934,568.05 × 1,159,630.43
  4. Step 4: Simplify right side
    2,126,447.24x = 3,403,014,409,685.76
  5. Step 5: Solve for x
    x = 3,403,014,409,685.76/2,126,447.24
  6. Step 6: Final answer
    x = 1,600,328.64

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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.