Home / 1,977,350.60-2,965,442.70-778,874.60

Finding the Fourth Proportional to 1,977,350.60, 2,965,442.70 and 778,874.60

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Solution

The fourth proportional to 1,977,350.60, 2,965,442.70 and 778,874.60 is: 1,168,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,350.60 : 2,965,442.70 = 778,874.60 : x
  2. Step 2: Convert to fraction form
    1,977,350.60/2,965,442.70 = 778,874.60/x
  3. Step 3: Cross multiply
    1,977,350.60x = 2,965,442.70 × 778,874.60
  4. Step 4: Simplify right side
    1,977,350.60x = 2,309,707,996,785.42
  5. Step 5: Solve for x
    x = 2,309,707,996,785.42/1,977,350.60
  6. Step 6: Final answer
    x = 1,168,082.18

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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.