Home / 1,048,105.65-1,446,286.10-612,625.09

Finding the Fourth Proportional to 1,048,105.65, 1,446,286.10 and 612,625.09

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Solution

The fourth proportional to 1,048,105.65, 1,446,286.10 and 612,625.09 is: 845,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,105.65 : 1,446,286.10 = 612,625.09 : x
  2. Step 2: Convert to fraction form
    1,048,105.65/1,446,286.10 = 612,625.09/x
  3. Step 3: Cross multiply
    1,048,105.65x = 1,446,286.10 × 612,625.09
  4. Step 4: Simplify right side
    1,048,105.65x = 886,031,145,499.41
  5. Step 5: Solve for x
    x = 886,031,145,499.41/1,048,105.65
  6. Step 6: Final answer
    x = 845,364.34

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Double scale
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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.