Home / 1,146,116.73-1,581,538.38-629,864.68

Finding the Fourth Proportional to 1,146,116.73, 1,581,538.38 and 629,864.68

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Solution

The fourth proportional to 1,146,116.73, 1,581,538.38 and 629,864.68 is: 869,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,116.73 : 1,581,538.38 = 629,864.68 : x
  2. Step 2: Convert to fraction form
    1,146,116.73/1,581,538.38 = 629,864.68/x
  3. Step 3: Cross multiply
    1,146,116.73x = 1,581,538.38 × 629,864.68
  4. Step 4: Simplify right side
    1,146,116.73x = 996,155,163,247.23
  5. Step 5: Solve for x
    x = 996,155,163,247.23/1,146,116.73
  6. Step 6: Final answer
    x = 869,156.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.