Home / 1,442,497.24-1,989,975.90-933,363.64

Finding the Fourth Proportional to 1,442,497.24, 1,989,975.90 and 933,363.64

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Solution

The fourth proportional to 1,442,497.24, 1,989,975.90 and 933,363.64 is: 1,287,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,497.24 : 1,989,975.90 = 933,363.64 : x
  2. Step 2: Convert to fraction form
    1,442,497.24/1,989,975.90 = 933,363.64/x
  3. Step 3: Cross multiply
    1,442,497.24x = 1,989,975.90 × 933,363.64
  4. Step 4: Simplify right side
    1,442,497.24x = 1,857,371,149,536.28
  5. Step 5: Solve for x
    x = 1,857,371,149,536.28/1,442,497.24
  6. Step 6: Final answer
    x = 1,287,608.11

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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.