Home / 1,944,380.40-2,916,570.60-1,226,935.05

Finding the Fourth Proportional to 1,944,380.40, 2,916,570.60 and 1,226,935.05

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Solution

The fourth proportional to 1,944,380.40, 2,916,570.60 and 1,226,935.05 is: 1,840,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,380.40 : 2,916,570.60 = 1,226,935.05 : x
  2. Step 2: Convert to fraction form
    1,944,380.40/2,916,570.60 = 1,226,935.05/x
  3. Step 3: Cross multiply
    1,944,380.40x = 2,916,570.60 × 1,226,935.05
  4. Step 4: Simplify right side
    1,944,380.40x = 3,578,442,694,939.53
  5. Step 5: Solve for x
    x = 3,578,442,694,939.53/1,944,380.40
  6. Step 6: Final answer
    x = 1,840,402.58

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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.