Home / 946,647.92-1,418,920.07-721,265.29

Finding the Fourth Proportional to 946,647.92, 1,418,920.07 and 721,265.29

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Solution

The fourth proportional to 946,647.92, 1,418,920.07 and 721,265.29 is: 1,081,096.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,647.92 : 1,418,920.07 = 721,265.29 : x
  2. Step 2: Convert to fraction form
    946,647.92/1,418,920.07 = 721,265.29/x
  3. Step 3: Cross multiply
    946,647.92x = 1,418,920.07 × 721,265.29
  4. Step 4: Simplify right side
    946,647.92x = 1,023,417,788,621.74
  5. Step 5: Solve for x
    x = 1,023,417,788,621.74/946,647.92
  6. Step 6: Final answer
    x = 1,081,096.53

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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.