Home / 1,166,273.78-1,609,445.50-656,974.94

Finding the Fourth Proportional to 1,166,273.78, 1,609,445.50 and 656,974.94

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Solution

The fourth proportional to 1,166,273.78, 1,609,445.50 and 656,974.94 is: 906,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,273.78 : 1,609,445.50 = 656,974.94 : x
  2. Step 2: Convert to fraction form
    1,166,273.78/1,609,445.50 = 656,974.94/x
  3. Step 3: Cross multiply
    1,166,273.78x = 1,609,445.50 × 656,974.94
  4. Step 4: Simplify right side
    1,166,273.78x = 1,057,365,351,106.11
  5. Step 5: Solve for x
    x = 1,057,365,351,106.11/1,166,273.78
  6. Step 6: Final answer
    x = 906,618.47

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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.