Home / 3,119,101.32-4,302,563.22-1,877,847.60

Finding the Fourth Proportional to 3,119,101.32, 4,302,563.22 and 1,877,847.60

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Solution

The fourth proportional to 3,119,101.32, 4,302,563.22 and 1,877,847.60 is: 2,590,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,101.32 : 4,302,563.22 = 1,877,847.60 : x
  2. Step 2: Convert to fraction form
    3,119,101.32/4,302,563.22 = 1,877,847.60/x
  3. Step 3: Cross multiply
    3,119,101.32x = 4,302,563.22 × 1,877,847.60
  4. Step 4: Simplify right side
    3,119,101.32x = 8,079,558,016,525.27
  5. Step 5: Solve for x
    x = 8,079,558,016,525.27/3,119,101.32
  6. Step 6: Final answer
    x = 2,590,348.05

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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.