Home / 1,135,097.64-1,702,646.46-1,078,337.70

Finding the Fourth Proportional to 1,135,097.64, 1,702,646.46 and 1,078,337.70

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Solution

The fourth proportional to 1,135,097.64, 1,702,646.46 and 1,078,337.70 is: 1,617,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,097.64 : 1,702,646.46 = 1,078,337.70 : x
  2. Step 2: Convert to fraction form
    1,135,097.64/1,702,646.46 = 1,078,337.70/x
  3. Step 3: Cross multiply
    1,135,097.64x = 1,702,646.46 × 1,078,337.70
  4. Step 4: Simplify right side
    1,135,097.64x = 1,836,027,867,589.54
  5. Step 5: Solve for x
    x = 1,836,027,867,589.54/1,135,097.64
  6. Step 6: Final answer
    x = 1,617,506.55

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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.