Home / 1,271,823.86-1,755,096.98-698,851.73

Finding the Fourth Proportional to 1,271,823.86, 1,755,096.98 and 698,851.73

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Solution

The fourth proportional to 1,271,823.86, 1,755,096.98 and 698,851.73 is: 964,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,823.86 : 1,755,096.98 = 698,851.73 : x
  2. Step 2: Convert to fraction form
    1,271,823.86/1,755,096.98 = 698,851.73/x
  3. Step 3: Cross multiply
    1,271,823.86x = 1,755,096.98 × 698,851.73
  4. Step 4: Simplify right side
    1,271,823.86x = 1,226,552,548,521.03
  5. Step 5: Solve for x
    x = 1,226,552,548,521.03/1,271,823.86
  6. Step 6: Final answer
    x = 964,404.42

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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.