Home / 1,942,154.04-2,898,849.75-1,822,481.40

Finding the Fourth Proportional to 1,942,154.04, 2,898,849.75 and 1,822,481.40

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Solution

The fourth proportional to 1,942,154.04, 2,898,849.75 and 1,822,481.40 is: 2,720,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,154.04 : 2,898,849.75 = 1,822,481.40 : x
  2. Step 2: Convert to fraction form
    1,942,154.04/2,898,849.75 = 1,822,481.40/x
  3. Step 3: Cross multiply
    1,942,154.04x = 2,898,849.75 × 1,822,481.40
  4. Step 4: Simplify right side
    1,942,154.04x = 5,283,099,750,769.65
  5. Step 5: Solve for x
    x = 5,283,099,750,769.65/1,942,154.04
  6. Step 6: Final answer
    x = 2,720,226.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.