Home / 1,790,156.96-2,470,626.97-1,005,351.86

Finding the Fourth Proportional to 1,790,156.96, 2,470,626.97 and 1,005,351.86

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Solution

The fourth proportional to 1,790,156.96, 2,470,626.97 and 1,005,351.86 is: 1,387,503.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,156.96 : 2,470,626.97 = 1,005,351.86 : x
  2. Step 2: Convert to fraction form
    1,790,156.96/2,470,626.97 = 1,005,351.86/x
  3. Step 3: Cross multiply
    1,790,156.96x = 2,470,626.97 × 1,005,351.86
  4. Step 4: Simplify right side
    1,790,156.96x = 2,483,849,419,655.66
  5. Step 5: Solve for x
    x = 2,483,849,419,655.66/1,790,156.96
  6. Step 6: Final answer
    x = 1,387,503.71

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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.