Home / 3,855,234.08-5,320,254.52-2,136,383.30

Finding the Fourth Proportional to 3,855,234.08, 5,320,254.52 and 2,136,383.30

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Solution

The fourth proportional to 3,855,234.08, 5,320,254.52 and 2,136,383.30 is: 2,948,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,234.08 : 5,320,254.52 = 2,136,383.30 : x
  2. Step 2: Convert to fraction form
    3,855,234.08/5,320,254.52 = 2,136,383.30/x
  3. Step 3: Cross multiply
    3,855,234.08x = 5,320,254.52 × 2,136,383.30
  4. Step 4: Simplify right side
    3,855,234.08x = 11,366,102,908,277.51
  5. Step 5: Solve for x
    x = 11,366,102,908,277.51/3,855,234.08
  6. Step 6: Final answer
    x = 2,948,226.40

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1.5x scale

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.