Home / 1,726,277.70-2,589,416.55-660,771.30

Finding the Fourth Proportional to 1,726,277.70, 2,589,416.55 and 660,771.30

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Solution

The fourth proportional to 1,726,277.70, 2,589,416.55 and 660,771.30 is: 991,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,277.70 : 2,589,416.55 = 660,771.30 : x
  2. Step 2: Convert to fraction form
    1,726,277.70/2,589,416.55 = 660,771.30/x
  3. Step 3: Cross multiply
    1,726,277.70x = 2,589,416.55 × 660,771.30
  4. Step 4: Simplify right side
    1,726,277.70x = 1,711,012,139,985.02
  5. Step 5: Solve for x
    x = 1,711,012,139,985.02/1,726,277.70
  6. Step 6: Final answer
    x = 991,156.95

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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.