Home / 1,377,485.70-2,066,228.55-996,619.65

Finding the Fourth Proportional to 1,377,485.70, 2,066,228.55 and 996,619.65

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Solution

The fourth proportional to 1,377,485.70, 2,066,228.55 and 996,619.65 is: 1,494,929.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,485.70 : 2,066,228.55 = 996,619.65 : x
  2. Step 2: Convert to fraction form
    1,377,485.70/2,066,228.55 = 996,619.65/x
  3. Step 3: Cross multiply
    1,377,485.70x = 2,066,228.55 × 996,619.65
  4. Step 4: Simplify right side
    1,377,485.70x = 2,059,243,974,321.01
  5. Step 5: Solve for x
    x = 2,059,243,974,321.01/1,377,485.70
  6. Step 6: Final answer
    x = 1,494,929.48

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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.