Home / 1,837,286.40-2,755,929.60-1,339,622.40

Finding the Fourth Proportional to 1,837,286.40, 2,755,929.60 and 1,339,622.40

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Solution

The fourth proportional to 1,837,286.40, 2,755,929.60 and 1,339,622.40 is: 2,009,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,286.40 : 2,755,929.60 = 1,339,622.40 : x
  2. Step 2: Convert to fraction form
    1,837,286.40/2,755,929.60 = 1,339,622.40/x
  3. Step 3: Cross multiply
    1,837,286.40x = 2,755,929.60 × 1,339,622.40
  4. Step 4: Simplify right side
    1,837,286.40x = 3,691,905,024,983.04
  5. Step 5: Solve for x
    x = 3,691,905,024,983.04/1,837,286.40
  6. Step 6: Final answer
    x = 2,009,433.60

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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.