Home / 1,330,180.13-1,835,105.15-982,154.61

Finding the Fourth Proportional to 1,330,180.13, 1,835,105.15 and 982,154.61

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Solution

The fourth proportional to 1,330,180.13, 1,835,105.15 and 982,154.61 is: 1,354,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,180.13 : 1,835,105.15 = 982,154.61 : x
  2. Step 2: Convert to fraction form
    1,330,180.13/1,835,105.15 = 982,154.61/x
  3. Step 3: Cross multiply
    1,330,180.13x = 1,835,105.15 × 982,154.61
  4. Step 4: Simplify right side
    1,330,180.13x = 1,802,356,985,362.63
  5. Step 5: Solve for x
    x = 1,802,356,985,362.63/1,330,180.13
  6. Step 6: Final answer
    x = 1,354,972.11

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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.