Home / 1,774,180.31-2,661,270.17-426,342.93

Finding the Fourth Proportional to 1,774,180.31, 2,661,270.17 and 426,342.93

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Solution

The fourth proportional to 1,774,180.31, 2,661,270.17 and 426,342.93 is: 639,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,180.31 : 2,661,270.17 = 426,342.93 : x
  2. Step 2: Convert to fraction form
    1,774,180.31/2,661,270.17 = 426,342.93/x
  3. Step 3: Cross multiply
    1,774,180.31x = 2,661,270.17 × 426,342.93
  4. Step 4: Simplify right side
    1,774,180.31x = 1,134,613,719,667.68
  5. Step 5: Solve for x
    x = 1,134,613,719,667.68/1,774,180.31
  6. Step 6: Final answer
    x = 639,514.32

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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.