Home / 1,497,092.20-2,247,047.70-787,629.40

Finding the Fourth Proportional to 1,497,092.20, 2,247,047.70 and 787,629.40

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Solution

The fourth proportional to 1,497,092.20, 2,247,047.70 and 787,629.40 is: 1,182,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,092.20 : 2,247,047.70 = 787,629.40 : x
  2. Step 2: Convert to fraction form
    1,497,092.20/2,247,047.70 = 787,629.40/x
  3. Step 3: Cross multiply
    1,497,092.20x = 2,247,047.70 × 787,629.40
  4. Step 4: Simplify right side
    1,497,092.20x = 1,769,840,831,722.38
  5. Step 5: Solve for x
    x = 1,769,840,831,722.38/1,497,092.20
  6. Step 6: Final answer
    x = 1,182,185.59

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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.