Home / 2,980,583.80-4,472,042.10-1,087,516.60

Finding the Fourth Proportional to 2,980,583.80, 4,472,042.10 and 1,087,516.60

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Solution

The fourth proportional to 2,980,583.80, 4,472,042.10 and 1,087,516.60 is: 1,631,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,583.80 : 4,472,042.10 = 1,087,516.60 : x
  2. Step 2: Convert to fraction form
    2,980,583.80/4,472,042.10 = 1,087,516.60/x
  3. Step 3: Cross multiply
    2,980,583.80x = 4,472,042.10 × 1,087,516.60
  4. Step 4: Simplify right side
    2,980,583.80x = 4,863,420,019,648.86
  5. Step 5: Solve for x
    x = 4,863,420,019,648.86/2,980,583.80
  6. Step 6: Final answer
    x = 1,631,700.48

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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.