Home / 1,279,361.21-1,764,079.14-1,046,060.25

Finding the Fourth Proportional to 1,279,361.21, 1,764,079.14 and 1,046,060.25

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Solution

The fourth proportional to 1,279,361.21, 1,764,079.14 and 1,046,060.25 is: 1,442,386.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,361.21 : 1,764,079.14 = 1,046,060.25 : x
  2. Step 2: Convert to fraction form
    1,279,361.21/1,764,079.14 = 1,046,060.25/x
  3. Step 3: Cross multiply
    1,279,361.21x = 1,764,079.14 × 1,046,060.25
  4. Step 4: Simplify right side
    1,279,361.21x = 1,845,333,059,592.89
  5. Step 5: Solve for x
    x = 1,845,333,059,592.89/1,279,361.21
  6. Step 6: Final answer
    x = 1,442,386.29

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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.