Home / 2,197,810.40-3,296,715.60-918,196.70

Finding the Fourth Proportional to 2,197,810.40, 3,296,715.60 and 918,196.70

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Solution

The fourth proportional to 2,197,810.40, 3,296,715.60 and 918,196.70 is: 1,377,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,810.40 : 3,296,715.60 = 918,196.70 : x
  2. Step 2: Convert to fraction form
    2,197,810.40/3,296,715.60 = 918,196.70/x
  3. Step 3: Cross multiply
    2,197,810.40x = 3,296,715.60 × 918,196.70
  4. Step 4: Simplify right side
    2,197,810.40x = 3,027,033,384,758.52
  5. Step 5: Solve for x
    x = 3,027,033,384,758.52/2,197,810.40
  6. Step 6: Final answer
    x = 1,377,295.05

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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.