Home / 2,405,350.86-3,319,385.09-1,317,661.65

Finding the Fourth Proportional to 2,405,350.86, 3,319,385.09 and 1,317,661.65

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Solution

The fourth proportional to 2,405,350.86, 3,319,385.09 and 1,317,661.65 is: 1,818,373.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,350.86 : 3,319,385.09 = 1,317,661.65 : x
  2. Step 2: Convert to fraction form
    2,405,350.86/3,319,385.09 = 1,317,661.65/x
  3. Step 3: Cross multiply
    2,405,350.86x = 3,319,385.09 × 1,317,661.65
  4. Step 4: Simplify right side
    2,405,350.86x = 4,373,826,428,086.49
  5. Step 5: Solve for x
    x = 4,373,826,428,086.49/2,405,350.86
  6. Step 6: Final answer
    x = 1,818,373.57

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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.