Home / 2,197,115.70-3,295,673.55-778,773.30

Finding the Fourth Proportional to 2,197,115.70, 3,295,673.55 and 778,773.30

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Solution

The fourth proportional to 2,197,115.70, 3,295,673.55 and 778,773.30 is: 1,168,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,115.70 : 3,295,673.55 = 778,773.30 : x
  2. Step 2: Convert to fraction form
    2,197,115.70/3,295,673.55 = 778,773.30/x
  3. Step 3: Cross multiply
    2,197,115.70x = 3,295,673.55 × 778,773.30
  4. Step 4: Simplify right side
    2,197,115.70x = 2,566,582,566,256.22
  5. Step 5: Solve for x
    x = 2,566,582,566,256.22/2,197,115.70
  6. Step 6: Final answer
    x = 1,168,159.95

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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.