Home / 2,079,816.40-3,120,307.80-882,312.40

Finding the Fourth Proportional to 2,079,816.40, 3,120,307.80 and 882,312.40

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Solution

The fourth proportional to 2,079,816.40, 3,120,307.80 and 882,312.40 is: 1,323,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,816.40 : 3,120,307.80 = 882,312.40 : x
  2. Step 2: Convert to fraction form
    2,079,816.40/3,120,307.80 = 882,312.40/x
  3. Step 3: Cross multiply
    2,079,816.40x = 3,120,307.80 × 882,312.40
  4. Step 4: Simplify right side
    2,079,816.40x = 2,753,086,263,756.72
  5. Step 5: Solve for x
    x = 2,753,086,263,756.72/2,079,816.40
  6. Step 6: Final answer
    x = 1,323,716.01

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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.