Home / 914,156.88-1,371,760.40-713,915.16

Finding the Fourth Proportional to 914,156.88, 1,371,760.40 and 713,915.16

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Solution

The fourth proportional to 914,156.88, 1,371,760.40 and 713,915.16 is: 1,071,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,156.88 : 1,371,760.40 = 713,915.16 : x
  2. Step 2: Convert to fraction form
    914,156.88/1,371,760.40 = 713,915.16/x
  3. Step 3: Cross multiply
    914,156.88x = 1,371,760.40 × 713,915.16
  4. Step 4: Simplify right side
    914,156.88x = 979,320,541,878.09
  5. Step 5: Solve for x
    x = 979,320,541,878.09/914,156.88
  6. Step 6: Final answer
    x = 1,071,282.80

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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.