Home / 4,078,407.59-6,117,112.82-1,681,940.84

Finding the Fourth Proportional to 4,078,407.59, 6,117,112.82 and 1,681,940.84

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Solution

The fourth proportional to 4,078,407.59, 6,117,112.82 and 1,681,940.84 is: 2,522,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,407.59 : 6,117,112.82 = 1,681,940.84 : x
  2. Step 2: Convert to fraction form
    4,078,407.59/6,117,112.82 = 1,681,940.84/x
  3. Step 3: Cross multiply
    4,078,407.59x = 6,117,112.82 × 1,681,940.84
  4. Step 4: Simplify right side
    4,078,407.59x = 10,288,621,850,829.66
  5. Step 5: Solve for x
    x = 10,288,621,850,829.66/4,078,407.59
  6. Step 6: Final answer
    x = 2,522,705.64

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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.