Home / 1,723,161.69-2,378,613.87-1,354,677.57

Finding the Fourth Proportional to 1,723,161.69, 2,378,613.87 and 1,354,677.57

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Solution

The fourth proportional to 1,723,161.69, 2,378,613.87 and 1,354,677.57 is: 1,869,966.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,161.69 : 2,378,613.87 = 1,354,677.57 : x
  2. Step 2: Convert to fraction form
    1,723,161.69/2,378,613.87 = 1,354,677.57/x
  3. Step 3: Cross multiply
    1,723,161.69x = 2,378,613.87 × 1,354,677.57
  4. Step 4: Simplify right side
    1,723,161.69x = 3,222,254,857,379.90
  5. Step 5: Solve for x
    x = 3,222,254,857,379.90/1,723,161.69
  6. Step 6: Final answer
    x = 1,869,966.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.