Home / 1,370,177.03-2,055,462.48-423,621.56

Finding the Fourth Proportional to 1,370,177.03, 2,055,462.48 and 423,621.56

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Solution

The fourth proportional to 1,370,177.03, 2,055,462.48 and 423,621.56 is: 635,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,177.03 : 2,055,462.48 = 423,621.56 : x
  2. Step 2: Convert to fraction form
    1,370,177.03/2,055,462.48 = 423,621.56/x
  3. Step 3: Cross multiply
    1,370,177.03x = 2,055,462.48 × 423,621.56
  4. Step 4: Simplify right side
    1,370,177.03x = 870,738,227,437.73
  5. Step 5: Solve for x
    x = 870,738,227,437.73/1,370,177.03
  6. Step 6: Final answer
    x = 635,493.23

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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.