Home / 3,013,312.45-4,519,968.68-1,330,080.61

Finding the Fourth Proportional to 3,013,312.45, 4,519,968.68 and 1,330,080.61

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Solution

The fourth proportional to 3,013,312.45, 4,519,968.68 and 1,330,080.61 is: 1,995,120.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,312.45 : 4,519,968.68 = 1,330,080.61 : x
  2. Step 2: Convert to fraction form
    3,013,312.45/4,519,968.68 = 1,330,080.61/x
  3. Step 3: Cross multiply
    3,013,312.45x = 4,519,968.68 × 1,330,080.61
  4. Step 4: Simplify right side
    3,013,312.45x = 6,011,922,692,424.89
  5. Step 5: Solve for x
    x = 6,011,922,692,424.89/3,013,312.45
  6. Step 6: Final answer
    x = 1,995,120.92

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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.