Home / 3,579,516.66-4,939,733.80-1,969,884.66

Finding the Fourth Proportional to 3,579,516.66, 4,939,733.80 and 1,969,884.66

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Solution

The fourth proportional to 3,579,516.66, 4,939,733.80 and 1,969,884.66 is: 2,718,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,516.66 : 4,939,733.80 = 1,969,884.66 : x
  2. Step 2: Convert to fraction form
    3,579,516.66/4,939,733.80 = 1,969,884.66/x
  3. Step 3: Cross multiply
    3,579,516.66x = 4,939,733.80 × 1,969,884.66
  4. Step 4: Simplify right side
    3,579,516.66x = 9,730,705,827,254.08
  5. Step 5: Solve for x
    x = 9,730,705,827,254.08/3,579,516.66
  6. Step 6: Final answer
    x = 2,718,441.27

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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.