Home / 3,190,673.80-4,786,010.70-2,182,904.20

Finding the Fourth Proportional to 3,190,673.80, 4,786,010.70 and 2,182,904.20

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Solution

The fourth proportional to 3,190,673.80, 4,786,010.70 and 2,182,904.20 is: 3,274,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,673.80 : 4,786,010.70 = 2,182,904.20 : x
  2. Step 2: Convert to fraction form
    3,190,673.80/4,786,010.70 = 2,182,904.20/x
  3. Step 3: Cross multiply
    3,190,673.80x = 4,786,010.70 × 2,182,904.20
  4. Step 4: Simplify right side
    3,190,673.80x = 10,447,402,858,274.94
  5. Step 5: Solve for x
    x = 10,447,402,858,274.94/3,190,673.80
  6. Step 6: Final answer
    x = 3,274,356.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.