Home / 1,700,998.20-2,547,998.10-1,169,119.80

Finding the Fourth Proportional to 1,700,998.20, 2,547,998.10 and 1,169,119.80

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Solution

The fourth proportional to 1,700,998.20, 2,547,998.10 and 1,169,119.80 is: 1,751,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,998.20 : 2,547,998.10 = 1,169,119.80 : x
  2. Step 2: Convert to fraction form
    1,700,998.20/2,547,998.10 = 1,169,119.80/x
  3. Step 3: Cross multiply
    1,700,998.20x = 2,547,998.10 × 1,169,119.80
  4. Step 4: Simplify right side
    1,700,998.20x = 2,978,915,029,072.38
  5. Step 5: Solve for x
    x = 2,978,915,029,072.38/1,700,998.20
  6. Step 6: Final answer
    x = 1,751,274.65

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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.