Home / 3,634,685.66-5,015,886.12-2,085,824.18

Finding the Fourth Proportional to 3,634,685.66, 5,015,886.12 and 2,085,824.18

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Solution

The fourth proportional to 3,634,685.66, 5,015,886.12 and 2,085,824.18 is: 2,878,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,685.66 : 5,015,886.12 = 2,085,824.18 : x
  2. Step 2: Convert to fraction form
    3,634,685.66/5,015,886.12 = 2,085,824.18/x
  3. Step 3: Cross multiply
    3,634,685.66x = 5,015,886.12 × 2,085,824.18
  4. Step 4: Simplify right side
    3,634,685.66x = 10,462,256,528,142.95
  5. Step 5: Solve for x
    x = 10,462,256,528,142.95/3,634,685.66
  6. Step 6: Final answer
    x = 2,878,448.79

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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.