Home / 2,547,666.85-3,821,707.74-726,171.05

Finding the Fourth Proportional to 2,547,666.85, 3,821,707.74 and 726,171.05

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Solution

The fourth proportional to 2,547,666.85, 3,821,707.74 and 726,171.05 is: 1,089,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,666.85 : 3,821,707.74 = 726,171.05 : x
  2. Step 2: Convert to fraction form
    2,547,666.85/3,821,707.74 = 726,171.05/x
  3. Step 3: Cross multiply
    2,547,666.85x = 3,821,707.74 × 726,171.05
  4. Step 4: Simplify right side
    2,547,666.85x = 2,775,213,522,348.93
  5. Step 5: Solve for x
    x = 2,775,213,522,348.93/2,547,666.85
  6. Step 6: Final answer
    x = 1,089,315.71

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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.