Home / 1,770,864.87-2,443,782.11-1,006,918.37

Finding the Fourth Proportional to 1,770,864.87, 2,443,782.11 and 1,006,918.37

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Solution

The fourth proportional to 1,770,864.87, 2,443,782.11 and 1,006,918.37 is: 1,389,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,864.87 : 2,443,782.11 = 1,006,918.37 : x
  2. Step 2: Convert to fraction form
    1,770,864.87/2,443,782.11 = 1,006,918.37/x
  3. Step 3: Cross multiply
    1,770,864.87x = 2,443,782.11 × 1,006,918.37
  4. Step 4: Simplify right side
    1,770,864.87x = 2,460,689,081,582.86
  5. Step 5: Solve for x
    x = 2,460,689,081,582.86/1,770,864.87
  6. Step 6: Final answer
    x = 1,389,540.85

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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.