Home / 2,678,229.39-3,696,028.74-1,575,737.76

Finding the Fourth Proportional to 2,678,229.39, 3,696,028.74 and 1,575,737.76

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Solution

The fourth proportional to 2,678,229.39, 3,696,028.74 and 1,575,737.76 is: 2,174,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,229.39 : 3,696,028.74 = 1,575,737.76 : x
  2. Step 2: Convert to fraction form
    2,678,229.39/3,696,028.74 = 1,575,737.76/x
  3. Step 3: Cross multiply
    2,678,229.39x = 3,696,028.74 × 1,575,737.76
  4. Step 4: Simplify right side
    2,678,229.39x = 5,823,972,047,663.22
  5. Step 5: Solve for x
    x = 5,823,972,047,663.22/2,678,229.39
  6. Step 6: Final answer
    x = 2,174,560.58

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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.