Home / 1,230,606.72-1,843,437.51-613,248.48

Finding the Fourth Proportional to 1,230,606.72, 1,843,437.51 and 613,248.48

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Solution

The fourth proportional to 1,230,606.72, 1,843,437.51 and 613,248.48 is: 918,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,606.72 : 1,843,437.51 = 613,248.48 : x
  2. Step 2: Convert to fraction form
    1,230,606.72/1,843,437.51 = 613,248.48/x
  3. Step 3: Cross multiply
    1,230,606.72x = 1,843,437.51 × 613,248.48
  4. Step 4: Simplify right side
    1,230,606.72x = 1,130,485,250,982.48
  5. Step 5: Solve for x
    x = 1,130,485,250,982.48/1,230,606.72
  6. Step 6: Final answer
    x = 918,640.56

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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.