Home / 2,726,513.40-4,089,770.10-1,718,743.80

Finding the Fourth Proportional to 2,726,513.40, 4,089,770.10 and 1,718,743.80

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Solution

The fourth proportional to 2,726,513.40, 4,089,770.10 and 1,718,743.80 is: 2,578,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,513.40 : 4,089,770.10 = 1,718,743.80 : x
  2. Step 2: Convert to fraction form
    2,726,513.40/4,089,770.10 = 1,718,743.80/x
  3. Step 3: Cross multiply
    2,726,513.40x = 4,089,770.10 × 1,718,743.80
  4. Step 4: Simplify right side
    2,726,513.40x = 7,029,267,002,800.38
  5. Step 5: Solve for x
    x = 7,029,267,002,800.38/2,726,513.40
  6. Step 6: Final answer
    x = 2,578,115.70

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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.