Home / 2,057,983.15-2,839,979.91-1,140,193.88

Finding the Fourth Proportional to 2,057,983.15, 2,839,979.91 and 1,140,193.88

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Solution

The fourth proportional to 2,057,983.15, 2,839,979.91 and 1,140,193.88 is: 1,573,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,983.15 : 2,839,979.91 = 1,140,193.88 : x
  2. Step 2: Convert to fraction form
    2,057,983.15/2,839,979.91 = 1,140,193.88/x
  3. Step 3: Cross multiply
    2,057,983.15x = 2,839,979.91 × 1,140,193.88
  4. Step 4: Simplify right side
    2,057,983.15x = 3,238,127,712,704.95
  5. Step 5: Solve for x
    x = 3,238,127,712,704.95/2,057,983.15
  6. Step 6: Final answer
    x = 1,573,447.15

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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.