Home / 3,078,908.40-4,611,364.20-1,581,250.80

Finding the Fourth Proportional to 3,078,908.40, 4,611,364.20 and 1,581,250.80

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Solution

The fourth proportional to 3,078,908.40, 4,611,364.20 and 1,581,250.80 is: 2,368,282.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,908.40 : 4,611,364.20 = 1,581,250.80 : x
  2. Step 2: Convert to fraction form
    3,078,908.40/4,611,364.20 = 1,581,250.80/x
  3. Step 3: Cross multiply
    3,078,908.40x = 4,611,364.20 × 1,581,250.80
  4. Step 4: Simplify right side
    3,078,908.40x = 7,291,723,330,341.36
  5. Step 5: Solve for x
    x = 7,291,723,330,341.36/3,078,908.40
  6. Step 6: Final answer
    x = 2,368,282.00

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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.