Home / 2,989,846.05-4,125,444.27-1,766,350.77

Finding the Fourth Proportional to 2,989,846.05, 4,125,444.27 and 1,766,350.77

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Solution

The fourth proportional to 2,989,846.05, 4,125,444.27 and 1,766,350.77 is: 2,437,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,846.05 : 4,125,444.27 = 1,766,350.77 : x
  2. Step 2: Convert to fraction form
    2,989,846.05/4,125,444.27 = 1,766,350.77/x
  3. Step 3: Cross multiply
    2,989,846.05x = 4,125,444.27 × 1,766,350.77
  4. Step 4: Simplify right side
    2,989,846.05x = 7,286,981,662,906.59
  5. Step 5: Solve for x
    x = 7,286,981,662,906.59/2,989,846.05
  6. Step 6: Final answer
    x = 2,437,243.10

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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.