Home / 852,869.64-1,276,147.62-683,873.40

Finding the Fourth Proportional to 852,869.64, 1,276,147.62 and 683,873.40

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Solution

The fourth proportional to 852,869.64, 1,276,147.62 and 683,873.40 is: 1,023,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,869.64 : 1,276,147.62 = 683,873.40 : x
  2. Step 2: Convert to fraction form
    852,869.64/1,276,147.62 = 683,873.40/x
  3. Step 3: Cross multiply
    852,869.64x = 1,276,147.62 × 683,873.40
  4. Step 4: Simplify right side
    852,869.64x = 872,723,411,791.31
  5. Step 5: Solve for x
    x = 872,723,411,791.31/852,869.64
  6. Step 6: Final answer
    x = 1,023,278.79

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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.