Home / 2,405,537.15-3,319,641.07-1,438,667.42

Finding the Fourth Proportional to 2,405,537.15, 3,319,641.07 and 1,438,667.42

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Solution

The fourth proportional to 2,405,537.15, 3,319,641.07 and 1,438,667.42 is: 1,985,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,537.15 : 3,319,641.07 = 1,438,667.42 : x
  2. Step 2: Convert to fraction form
    2,405,537.15/3,319,641.07 = 1,438,667.42/x
  3. Step 3: Cross multiply
    2,405,537.15x = 3,319,641.07 × 1,438,667.42
  4. Step 4: Simplify right side
    2,405,537.15x = 4,775,859,453,502.94
  5. Step 5: Solve for x
    x = 4,775,859,453,502.94/2,405,537.15
  6. Step 6: Final answer
    x = 1,985,360.92

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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.