Home / 1,837,289.40-2,755,934.10-1,339,625.40

Finding the Fourth Proportional to 1,837,289.40, 2,755,934.10 and 1,339,625.40

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Solution

The fourth proportional to 1,837,289.40, 2,755,934.10 and 1,339,625.40 is: 2,009,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,289.40 : 2,755,934.10 = 1,339,625.40 : x
  2. Step 2: Convert to fraction form
    1,837,289.40/2,755,934.10 = 1,339,625.40/x
  3. Step 3: Cross multiply
    1,837,289.40x = 2,755,934.10 × 1,339,625.40
  4. Step 4: Simplify right side
    1,837,289.40x = 3,691,919,321,086.14
  5. Step 5: Solve for x
    x = 3,691,919,321,086.14/1,837,289.40
  6. Step 6: Final answer
    x = 2,009,438.10

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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.