Home / 2,146,781.90-2,962,589.64-1,180,001.54

Finding the Fourth Proportional to 2,146,781.90, 2,962,589.64 and 1,180,001.54

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Solution

The fourth proportional to 2,146,781.90, 2,962,589.64 and 1,180,001.54 is: 1,628,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,781.90 : 2,962,589.64 = 1,180,001.54 : x
  2. Step 2: Convert to fraction form
    2,146,781.90/2,962,589.64 = 1,180,001.54/x
  3. Step 3: Cross multiply
    2,146,781.90x = 2,962,589.64 × 1,180,001.54
  4. Step 4: Simplify right side
    2,146,781.90x = 3,495,860,337,588.05
  5. Step 5: Solve for x
    x = 3,495,860,337,588.05/2,146,781.90
  6. Step 6: Final answer
    x = 1,628,418.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.