Home / 2,082,615.15-2,873,161.02-1,357,198.59

Finding the Fourth Proportional to 2,082,615.15, 2,873,161.02 and 1,357,198.59

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Solution

The fourth proportional to 2,082,615.15, 2,873,161.02 and 1,357,198.59 is: 1,872,381.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,615.15 : 2,873,161.02 = 1,357,198.59 : x
  2. Step 2: Convert to fraction form
    2,082,615.15/2,873,161.02 = 1,357,198.59/x
  3. Step 3: Cross multiply
    2,082,615.15x = 2,873,161.02 × 1,357,198.59
  4. Step 4: Simplify right side
    2,082,615.15x = 3,899,450,085,186.96
  5. Step 5: Solve for x
    x = 3,899,450,085,186.96/2,082,615.15
  6. Step 6: Final answer
    x = 1,872,381.50

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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.