Home / 2,418,814.52-3,337,989.06-1,386,299.90

Finding the Fourth Proportional to 2,418,814.52, 3,337,989.06 and 1,386,299.90

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Solution

The fourth proportional to 2,418,814.52, 3,337,989.06 and 1,386,299.90 is: 1,913,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,814.52 : 3,337,989.06 = 1,386,299.90 : x
  2. Step 2: Convert to fraction form
    2,418,814.52/3,337,989.06 = 1,386,299.90/x
  3. Step 3: Cross multiply
    2,418,814.52x = 3,337,989.06 × 1,386,299.90
  4. Step 4: Simplify right side
    2,418,814.52x = 4,627,453,900,079.09
  5. Step 5: Solve for x
    x = 4,627,453,900,079.09/2,418,814.52
  6. Step 6: Final answer
    x = 1,913,108.20

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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.