Home / 4,108,409.09-6,158,608.67-1,712,938.78

Finding the Fourth Proportional to 4,108,409.09, 6,158,608.67 and 1,712,938.78

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Solution

The fourth proportional to 4,108,409.09, 6,158,608.67 and 1,712,938.78 is: 2,567,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108,409.09 : 6,158,608.67 = 1,712,938.78 : x
  2. Step 2: Convert to fraction form
    4,108,409.09/6,158,608.67 = 1,712,938.78/x
  3. Step 3: Cross multiply
    4,108,409.09x = 6,158,608.67 × 1,712,938.78
  4. Step 4: Simplify right side
    4,108,409.09x = 10,549,319,633,667.83
  5. Step 5: Solve for x
    x = 10,549,319,633,667.83/4,108,409.09
  6. Step 6: Final answer
    x = 2,567,738.36

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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.