Home / 2,827,999.90-4,235,779.05-2,512,812.70

Finding the Fourth Proportional to 2,827,999.90, 4,235,779.05 and 2,512,812.70

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Solution

The fourth proportional to 2,827,999.90, 4,235,779.05 and 2,512,812.70 is: 3,763,691.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,999.90 : 4,235,779.05 = 2,512,812.70 : x
  2. Step 2: Convert to fraction form
    2,827,999.90/4,235,779.05 = 2,512,812.70/x
  3. Step 3: Cross multiply
    2,827,999.90x = 4,235,779.05 × 2,512,812.70
  4. Step 4: Simplify right side
    2,827,999.90x = 10,643,719,391,233.94
  5. Step 5: Solve for x
    x = 10,643,719,391,233.94/2,827,999.90
  6. Step 6: Final answer
    x = 3,763,691.57

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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.