Home / 1,372,552.43-1,894,122.54-760,744.64

Finding the Fourth Proportional to 1,372,552.43, 1,894,122.54 and 760,744.64

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Solution

The fourth proportional to 1,372,552.43, 1,894,122.54 and 760,744.64 is: 1,049,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,552.43 : 1,894,122.54 = 760,744.64 : x
  2. Step 2: Convert to fraction form
    1,372,552.43/1,894,122.54 = 760,744.64/x
  3. Step 3: Cross multiply
    1,372,552.43x = 1,894,122.54 × 760,744.64
  4. Step 4: Simplify right side
    1,372,552.43x = 1,440,943,574,543.49
  5. Step 5: Solve for x
    x = 1,440,943,574,543.49/1,372,552.43
  6. Step 6: Final answer
    x = 1,049,827.71

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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.