Home / 1,809,145.72-2,710,171.08-1,049,391.03

Finding the Fourth Proportional to 1,809,145.72, 2,710,171.08 and 1,049,391.03

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Solution

The fourth proportional to 1,809,145.72, 2,710,171.08 and 1,049,391.03 is: 1,572,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,145.72 : 2,710,171.08 = 1,049,391.03 : x
  2. Step 2: Convert to fraction form
    1,809,145.72/2,710,171.08 = 1,049,391.03/x
  3. Step 3: Cross multiply
    1,809,145.72x = 2,710,171.08 × 1,049,391.03
  4. Step 4: Simplify right side
    1,809,145.72x = 2,844,029,221,117.41
  5. Step 5: Solve for x
    x = 2,844,029,221,117.41/1,809,145.72
  6. Step 6: Final answer
    x = 1,572,028.83

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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.