Home / 2,107,890.80-3,154,463.40-1,930,943.60

Finding the Fourth Proportional to 2,107,890.80, 3,154,463.40 and 1,930,943.60

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Solution

The fourth proportional to 2,107,890.80, 3,154,463.40 and 1,930,943.60 is: 2,889,661.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,890.80 : 3,154,463.40 = 1,930,943.60 : x
  2. Step 2: Convert to fraction form
    2,107,890.80/3,154,463.40 = 1,930,943.60/x
  3. Step 3: Cross multiply
    2,107,890.80x = 3,154,463.40 × 1,930,943.60
  4. Step 4: Simplify right side
    2,107,890.80x = 6,091,090,913,664.24
  5. Step 5: Solve for x
    x = 6,091,090,913,664.24/2,107,890.80
  6. Step 6: Final answer
    x = 2,889,661.51

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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.