Home / 1,411,648.20-1,948,076.46-767,076.12

Finding the Fourth Proportional to 1,411,648.20, 1,948,076.46 and 767,076.12

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Solution

The fourth proportional to 1,411,648.20, 1,948,076.46 and 767,076.12 is: 1,058,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,648.20 : 1,948,076.46 = 767,076.12 : x
  2. Step 2: Convert to fraction form
    1,411,648.20/1,948,076.46 = 767,076.12/x
  3. Step 3: Cross multiply
    1,411,648.20x = 1,948,076.46 × 767,076.12
  4. Step 4: Simplify right side
    1,411,648.20x = 1,494,322,932,400.14
  5. Step 5: Solve for x
    x = 1,494,322,932,400.14/1,411,648.20
  6. Step 6: Final answer
    x = 1,058,566.10

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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.