Home / 1,267,018.48-1,747,084.38-807,405.04

Finding the Fourth Proportional to 1,267,018.48, 1,747,084.38 and 807,405.04

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Solution

The fourth proportional to 1,267,018.48, 1,747,084.38 and 807,405.04 is: 1,113,326.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,018.48 : 1,747,084.38 = 807,405.04 : x
  2. Step 2: Convert to fraction form
    1,267,018.48/1,747,084.38 = 807,405.04/x
  3. Step 3: Cross multiply
    1,267,018.48x = 1,747,084.38 × 807,405.04
  4. Step 4: Simplify right side
    1,267,018.48x = 1,410,604,733,717.28
  5. Step 5: Solve for x
    x = 1,410,604,733,717.28/1,267,018.48
  6. Step 6: Final answer
    x = 1,113,326.09

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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.