Home / 3,028,885.92-4,180,314.96-1,942,384.32

Finding the Fourth Proportional to 3,028,885.92, 4,180,314.96 and 1,942,384.32

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Solution

The fourth proportional to 3,028,885.92, 4,180,314.96 and 1,942,384.32 is: 2,680,780.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,885.92 : 4,180,314.96 = 1,942,384.32 : x
  2. Step 2: Convert to fraction form
    3,028,885.92/4,180,314.96 = 1,942,384.32/x
  3. Step 3: Cross multiply
    3,028,885.92x = 4,180,314.96 × 1,942,384.32
  4. Step 4: Simplify right side
    3,028,885.92x = 8,119,778,230,965.43
  5. Step 5: Solve for x
    x = 8,119,778,230,965.43/3,028,885.92
  6. Step 6: Final answer
    x = 2,680,780.47

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1.5x scale

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.