Home / 1,504,948.78-2,256,462.40-992,021.34

Finding the Fourth Proportional to 1,504,948.78, 2,256,462.40 and 992,021.34

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Solution

The fourth proportional to 1,504,948.78, 2,256,462.40 and 992,021.34 is: 1,487,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,948.78 : 2,256,462.40 = 992,021.34 : x
  2. Step 2: Convert to fraction form
    1,504,948.78/2,256,462.40 = 992,021.34/x
  3. Step 3: Cross multiply
    1,504,948.78x = 2,256,462.40 × 992,021.34
  4. Step 4: Simplify right side
    1,504,948.78x = 2,238,458,853,707.62
  5. Step 5: Solve for x
    x = 2,238,458,853,707.62/1,504,948.78
  6. Step 6: Final answer
    x = 1,487,398.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.