Home / 1,227,915.33-1,842,167.93-469,744.40

Finding the Fourth Proportional to 1,227,915.33, 1,842,167.93 and 469,744.40

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Solution

The fourth proportional to 1,227,915.33, 1,842,167.93 and 469,744.40 is: 704,729.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,915.33 : 1,842,167.93 = 469,744.40 : x
  2. Step 2: Convert to fraction form
    1,227,915.33/1,842,167.93 = 469,744.40/x
  3. Step 3: Cross multiply
    1,227,915.33x = 1,842,167.93 × 469,744.40
  4. Step 4: Simplify right side
    1,227,915.33x = 865,348,060,940.61
  5. Step 5: Solve for x
    x = 865,348,060,940.61/1,227,915.33
  6. Step 6: Final answer
    x = 704,729.42

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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.