Home / 2,635,893.36-3,949,325.28-1,438,655.04

Finding the Fourth Proportional to 2,635,893.36, 3,949,325.28 and 1,438,655.04

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Solution

The fourth proportional to 2,635,893.36, 3,949,325.28 and 1,438,655.04 is: 2,155,518.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,893.36 : 3,949,325.28 = 1,438,655.04 : x
  2. Step 2: Convert to fraction form
    2,635,893.36/3,949,325.28 = 1,438,655.04/x
  3. Step 3: Cross multiply
    2,635,893.36x = 3,949,325.28 × 1,438,655.04
  4. Step 4: Simplify right side
    2,635,893.36x = 5,681,716,718,671.41
  5. Step 5: Solve for x
    x = 5,681,716,718,671.41/2,635,893.36
  6. Step 6: Final answer
    x = 2,155,518.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.