Home / 1,839,398.65-2,541,249.83-1,405,335.45

Finding the Fourth Proportional to 1,839,398.65, 2,541,249.83 and 1,405,335.45

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Solution

The fourth proportional to 1,839,398.65, 2,541,249.83 and 1,405,335.45 is: 1,941,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,398.65 : 2,541,249.83 = 1,405,335.45 : x
  2. Step 2: Convert to fraction form
    1,839,398.65/2,541,249.83 = 1,405,335.45/x
  3. Step 3: Cross multiply
    1,839,398.65x = 2,541,249.83 × 1,405,335.45
  4. Step 4: Simplify right side
    1,839,398.65x = 3,571,308,465,500.54
  5. Step 5: Solve for x
    x = 3,571,308,465,500.54/1,839,398.65
  6. Step 6: Final answer
    x = 1,941,563.06

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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.