Home / 1,384,691.70-2,072,429.55-1,004,531.70

Finding the Fourth Proportional to 1,384,691.70, 2,072,429.55 and 1,004,531.70

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Solution

The fourth proportional to 1,384,691.70, 2,072,429.55 and 1,004,531.70 is: 1,503,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,691.70 : 2,072,429.55 = 1,004,531.70 : x
  2. Step 2: Convert to fraction form
    1,384,691.70/2,072,429.55 = 1,004,531.70/x
  3. Step 3: Cross multiply
    1,384,691.70x = 2,072,429.55 × 1,004,531.70
  4. Step 4: Simplify right side
    1,384,691.70x = 2,081,821,178,991.74
  5. Step 5: Solve for x
    x = 2,081,821,178,991.74/1,384,691.70
  6. Step 6: Final answer
    x = 1,503,454.65

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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.