Home / 3,316,736.25-4,577,114.39-1,866,456.09

Finding the Fourth Proportional to 3,316,736.25, 4,577,114.39 and 1,866,456.09

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Solution

The fourth proportional to 3,316,736.25, 4,577,114.39 and 1,866,456.09 is: 2,575,719.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,736.25 : 4,577,114.39 = 1,866,456.09 : x
  2. Step 2: Convert to fraction form
    3,316,736.25/4,577,114.39 = 1,866,456.09/x
  3. Step 3: Cross multiply
    3,316,736.25x = 4,577,114.39 × 1,866,456.09
  4. Step 4: Simplify right side
    3,316,736.25x = 8,542,983,018,509.86
  5. Step 5: Solve for x
    x = 8,542,983,018,509.86/3,316,736.25
  6. Step 6: Final answer
    x = 2,575,719.74

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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.