Home / 3,079,840.59-4,249,512.32-1,721,667.15

Finding the Fourth Proportional to 3,079,840.59, 4,249,512.32 and 1,721,667.15

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Solution

The fourth proportional to 3,079,840.59, 4,249,512.32 and 1,721,667.15 is: 2,375,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,840.59 : 4,249,512.32 = 1,721,667.15 : x
  2. Step 2: Convert to fraction form
    3,079,840.59/4,249,512.32 = 1,721,667.15/x
  3. Step 3: Cross multiply
    3,079,840.59x = 4,249,512.32 × 1,721,667.15
  4. Step 4: Simplify right side
    3,079,840.59x = 7,316,245,756,255.95
  5. Step 5: Solve for x
    x = 7,316,245,756,255.95/3,079,840.59
  6. Step 6: Final answer
    x = 2,375,527.42

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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.