Home / 1,635,145-2,452,855.74-453,193

Finding the Fourth Proportional to 1,635,145, 2,452,855.74 and 453,193

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Solution

The fourth proportional to 1,635,145, 2,452,855.74 and 453,193 is: 679,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,145 : 2,452,855.74 = 453,193 : x
  2. Step 2: Convert to fraction form
    1,635,145/2,452,855.74 = 453,193/x
  3. Step 3: Cross multiply
    1,635,145x = 2,452,855.74 × 453,193
  4. Step 4: Simplify right side
    1,635,145x = 1,111,617,051,377.82
  5. Step 5: Solve for x
    x = 1,111,617,051,377.82/1,635,145
  6. Step 6: Final answer
    x = 679,827.81

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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.