Home / 1,791,984.28-2,472,937.23-987,168.28

Finding the Fourth Proportional to 1,791,984.28, 2,472,937.23 and 987,168.28

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Solution

The fourth proportional to 1,791,984.28, 2,472,937.23 and 987,168.28 is: 1,362,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,984.28 : 2,472,937.23 = 987,168.28 : x
  2. Step 2: Convert to fraction form
    1,791,984.28/2,472,937.23 = 987,168.28/x
  3. Step 3: Cross multiply
    1,791,984.28x = 2,472,937.23 × 987,168.28
  4. Step 4: Simplify right side
    1,791,984.28x = 2,441,205,191,887.06
  5. Step 5: Solve for x
    x = 2,441,205,191,887.06/1,791,984.28
  6. Step 6: Final answer
    x = 1,362,291.63

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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.