Home / 2,778,865.04-4,168,136.28-1,072,674.56

Finding the Fourth Proportional to 2,778,865.04, 4,168,136.28 and 1,072,674.56

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Solution

The fourth proportional to 2,778,865.04, 4,168,136.28 and 1,072,674.56 is: 1,608,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,865.04 : 4,168,136.28 = 1,072,674.56 : x
  2. Step 2: Convert to fraction form
    2,778,865.04/4,168,136.28 = 1,072,674.56/x
  3. Step 3: Cross multiply
    2,778,865.04x = 4,168,136.28 × 1,072,674.56
  4. Step 4: Simplify right side
    2,778,865.04x = 4,471,053,750,169.04
  5. Step 5: Solve for x
    x = 4,471,053,750,169.04/2,778,865.04
  6. Step 6: Final answer
    x = 1,608,949.58

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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.