Home / 3,110,215.90-4,665,323.85-1,315,126.30

Finding the Fourth Proportional to 3,110,215.90, 4,665,323.85 and 1,315,126.30

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Solution

The fourth proportional to 3,110,215.90, 4,665,323.85 and 1,315,126.30 is: 1,972,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,215.90 : 4,665,323.85 = 1,315,126.30 : x
  2. Step 2: Convert to fraction form
    3,110,215.90/4,665,323.85 = 1,315,126.30/x
  3. Step 3: Cross multiply
    3,110,215.90x = 4,665,323.85 × 1,315,126.30
  4. Step 4: Simplify right side
    3,110,215.90x = 6,135,490,093,152.26
  5. Step 5: Solve for x
    x = 6,135,490,093,152.26/3,110,215.90
  6. Step 6: Final answer
    x = 1,972,689.45

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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.