Home / 3,187,634.45-4,399,038.27-1,810,953.05

Finding the Fourth Proportional to 3,187,634.45, 4,399,038.27 and 1,810,953.05

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Solution

The fourth proportional to 3,187,634.45, 4,399,038.27 and 1,810,953.05 is: 2,499,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,634.45 : 4,399,038.27 = 1,810,953.05 : x
  2. Step 2: Convert to fraction form
    3,187,634.45/4,399,038.27 = 1,810,953.05/x
  3. Step 3: Cross multiply
    3,187,634.45x = 4,399,038.27 × 1,810,953.05
  4. Step 4: Simplify right side
    3,187,634.45x = 7,966,451,750,128.03
  5. Step 5: Solve for x
    x = 7,966,451,750,128.03/3,187,634.45
  6. Step 6: Final answer
    x = 2,499,173.57

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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.