Home / 3,453,855.12-5,180,795.10-1,057,689.36

Finding the Fourth Proportional to 3,453,855.12, 5,180,795.10 and 1,057,689.36

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Solution

The fourth proportional to 3,453,855.12, 5,180,795.10 and 1,057,689.36 is: 1,586,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453,855.12 : 5,180,795.10 = 1,057,689.36 : x
  2. Step 2: Convert to fraction form
    3,453,855.12/5,180,795.10 = 1,057,689.36/x
  3. Step 3: Cross multiply
    3,453,855.12x = 5,180,795.10 × 1,057,689.36
  4. Step 4: Simplify right side
    3,453,855.12x = 5,479,671,853,610.14
  5. Step 5: Solve for x
    x = 5,479,671,853,610.14/3,453,855.12
  6. Step 6: Final answer
    x = 1,586,537.84

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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.