Home / 3,855,446.30-5,320,547.19-2,136,595.10

Finding the Fourth Proportional to 3,855,446.30, 5,320,547.19 and 2,136,595.10

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Solution

The fourth proportional to 3,855,446.30, 5,320,547.19 and 2,136,595.10 is: 2,948,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,446.30 : 5,320,547.19 = 2,136,595.10 : x
  2. Step 2: Convert to fraction form
    3,855,446.30/5,320,547.19 = 2,136,595.10/x
  3. Step 3: Cross multiply
    3,855,446.30x = 5,320,547.19 × 2,136,595.10
  4. Step 4: Simplify right side
    3,855,446.30x = 11,367,855,055,472.77
  5. Step 5: Solve for x
    x = 11,367,855,055,472.77/3,855,446.30
  6. Step 6: Final answer
    x = 2,948,518.58

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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.