Home / 3,260,860.30-4,892,136.09-1,239,139.18

Finding the Fourth Proportional to 3,260,860.30, 4,892,136.09 and 1,239,139.18

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Solution

The fourth proportional to 3,260,860.30, 4,892,136.09 and 1,239,139.18 is: 1,859,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,860.30 : 4,892,136.09 = 1,239,139.18 : x
  2. Step 2: Convert to fraction form
    3,260,860.30/4,892,136.09 = 1,239,139.18/x
  3. Step 3: Cross multiply
    3,260,860.30x = 4,892,136.09 × 1,239,139.18
  4. Step 4: Simplify right side
    3,260,860.30x = 6,062,037,503,011.01
  5. Step 5: Solve for x
    x = 6,062,037,503,011.01/3,260,860.30
  6. Step 6: Final answer
    x = 1,859,030.12

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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.