Home / 1,335,008.33-1,842,273.52-783,715.18

Finding the Fourth Proportional to 1,335,008.33, 1,842,273.52 and 783,715.18

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Solution

The fourth proportional to 1,335,008.33, 1,842,273.52 and 783,715.18 is: 1,081,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,008.33 : 1,842,273.52 = 783,715.18 : x
  2. Step 2: Convert to fraction form
    1,335,008.33/1,842,273.52 = 783,715.18/x
  3. Step 3: Cross multiply
    1,335,008.33x = 1,842,273.52 × 783,715.18
  4. Step 4: Simplify right side
    1,335,008.33x = 1,443,817,723,336.03
  5. Step 5: Solve for x
    x = 1,443,817,723,336.03/1,335,008.33
  6. Step 6: Final answer
    x = 1,081,504.65

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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.