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Finding the Fourth Proportional to 1,799,637.07, 2,698,910.34 and 946,248.88

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Solution

The fourth proportional to 1,799,637.07, 2,698,910.34 and 946,248.88 is: 1,419,086.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,637.07 : 2,698,910.34 = 946,248.88 : x
  2. Step 2: Convert to fraction form
    1,799,637.07/2,698,910.34 = 946,248.88/x
  3. Step 3: Cross multiply
    1,799,637.07x = 2,698,910.34 × 946,248.88
  4. Step 4: Simplify right side
    1,799,637.07x = 2,553,840,886,445.42
  5. Step 5: Solve for x
    x = 2,553,840,886,445.42/1,799,637.07
  6. Step 6: Final answer
    x = 1,419,086.62

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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.