Home / 1,334,915.73-2,000,040.80-1,111,712.13

Finding the Fourth Proportional to 1,334,915.73, 2,000,040.80 and 1,111,712.13

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Solution

The fourth proportional to 1,334,915.73, 2,000,040.80 and 1,111,712.13 is: 1,665,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,915.73 : 2,000,040.80 = 1,111,712.13 : x
  2. Step 2: Convert to fraction form
    1,334,915.73/2,000,040.80 = 1,111,712.13/x
  3. Step 3: Cross multiply
    1,334,915.73x = 2,000,040.80 × 1,111,712.13
  4. Step 4: Simplify right side
    1,334,915.73x = 2,223,469,612,296.34
  5. Step 5: Solve for x
    x = 2,223,469,612,296.34/1,334,915.73
  6. Step 6: Final answer
    x = 1,665,625.45

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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.