Home / 1,944,649.40-2,916,974.10-1,090,844.60

Finding the Fourth Proportional to 1,944,649.40, 2,916,974.10 and 1,090,844.60

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Solution

The fourth proportional to 1,944,649.40, 2,916,974.10 and 1,090,844.60 is: 1,636,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,649.40 : 2,916,974.10 = 1,090,844.60 : x
  2. Step 2: Convert to fraction form
    1,944,649.40/2,916,974.10 = 1,090,844.60/x
  3. Step 3: Cross multiply
    1,944,649.40x = 2,916,974.10 × 1,090,844.60
  4. Step 4: Simplify right side
    1,944,649.40x = 3,181,965,445,324.86
  5. Step 5: Solve for x
    x = 3,181,965,445,324.86/1,944,649.40
  6. Step 6: Final answer
    x = 1,636,266.90

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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.