Home / 1,967,144.47-2,948,966.16-768,794.29

Finding the Fourth Proportional to 1,967,144.47, 2,948,966.16 and 768,794.29

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Solution

The fourth proportional to 1,967,144.47, 2,948,966.16 and 768,794.29 is: 1,152,507.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,144.47 : 2,948,966.16 = 768,794.29 : x
  2. Step 2: Convert to fraction form
    1,967,144.47/2,948,966.16 = 768,794.29/x
  3. Step 3: Cross multiply
    1,967,144.47x = 2,948,966.16 × 768,794.29
  4. Step 4: Simplify right side
    1,967,144.47x = 2,267,148,345,211.23
  5. Step 5: Solve for x
    x = 2,267,148,345,211.23/1,967,144.47
  6. Step 6: Final answer
    x = 1,152,507.29

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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.