Home / 3,851,032.45-5,314,781.40-2,132,152.99

Finding the Fourth Proportional to 3,851,032.45, 5,314,781.40 and 2,132,152.99

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Solution

The fourth proportional to 3,851,032.45, 5,314,781.40 and 2,132,152.99 is: 2,942,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,032.45 : 5,314,781.40 = 2,132,152.99 : x
  2. Step 2: Convert to fraction form
    3,851,032.45/5,314,781.40 = 2,132,152.99/x
  3. Step 3: Cross multiply
    3,851,032.45x = 5,314,781.40 × 2,132,152.99
  4. Step 4: Simplify right side
    3,851,032.45x = 11,331,927,053,206.39
  5. Step 5: Solve for x
    x = 11,331,927,053,206.39/3,851,032.45
  6. Step 6: Final answer
    x = 2,942,568.57

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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.