Home / 1,207,757.45-1,666,009.21-754,261.13

Finding the Fourth Proportional to 1,207,757.45, 1,666,009.21 and 754,261.13

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Solution

The fourth proportional to 1,207,757.45, 1,666,009.21 and 754,261.13 is: 1,040,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,757.45 : 1,666,009.21 = 754,261.13 : x
  2. Step 2: Convert to fraction form
    1,207,757.45/1,666,009.21 = 754,261.13/x
  3. Step 3: Cross multiply
    1,207,757.45x = 1,666,009.21 × 754,261.13
  4. Step 4: Simplify right side
    1,207,757.45x = 1,256,605,989,325.01
  5. Step 5: Solve for x
    x = 1,256,605,989,325.01/1,207,757.45
  6. Step 6: Final answer
    x = 1,040,445.65

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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.