Home / 1,873,029.42-2,584,147.86-1,219,357.80

Finding the Fourth Proportional to 1,873,029.42, 2,584,147.86 and 1,219,357.80

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Solution

The fourth proportional to 1,873,029.42, 2,584,147.86 and 1,219,357.80 is: 1,682,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,029.42 : 2,584,147.86 = 1,219,357.80 : x
  2. Step 2: Convert to fraction form
    1,873,029.42/2,584,147.86 = 1,219,357.80/x
  3. Step 3: Cross multiply
    1,873,029.42x = 2,584,147.86 × 1,219,357.80
  4. Step 4: Simplify right side
    1,873,029.42x = 3,151,000,849,444.31
  5. Step 5: Solve for x
    x = 3,151,000,849,444.31/1,873,029.42
  6. Step 6: Final answer
    x = 1,682,301.85

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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.