Home / 3,100,543.30-4,278,527.49-1,705,203.18

Finding the Fourth Proportional to 3,100,543.30, 4,278,527.49 and 1,705,203.18

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Solution

The fourth proportional to 3,100,543.30, 4,278,527.49 and 1,705,203.18 is: 2,353,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,543.30 : 4,278,527.49 = 1,705,203.18 : x
  2. Step 2: Convert to fraction form
    3,100,543.30/4,278,527.49 = 1,705,203.18/x
  3. Step 3: Cross multiply
    3,100,543.30x = 4,278,527.49 × 1,705,203.18
  4. Step 4: Simplify right side
    3,100,543.30x = 7,295,758,681,665.42
  5. Step 5: Solve for x
    x = 7,295,758,681,665.42/3,100,543.30
  6. Step 6: Final answer
    x = 2,353,058.15

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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.