Home / 3,191,161.80-4,403,796.86-1,740,856.70

Finding the Fourth Proportional to 3,191,161.80, 4,403,796.86 and 1,740,856.70

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Solution

The fourth proportional to 3,191,161.80, 4,403,796.86 and 1,740,856.70 is: 2,402,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,161.80 : 4,403,796.86 = 1,740,856.70 : x
  2. Step 2: Convert to fraction form
    3,191,161.80/4,403,796.86 = 1,740,856.70/x
  3. Step 3: Cross multiply
    3,191,161.80x = 4,403,796.86 × 1,740,856.70
  4. Step 4: Simplify right side
    3,191,161.80x = 7,666,379,269,169.96
  5. Step 5: Solve for x
    x = 7,666,379,269,169.96/3,191,161.80
  6. Step 6: Final answer
    x = 2,402,378.74

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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.