Home / 2,911,397.67-4,367,906.45-1,270,218.50

Finding the Fourth Proportional to 2,911,397.67, 4,367,906.45 and 1,270,218.50

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Solution

The fourth proportional to 2,911,397.67, 4,367,906.45 and 1,270,218.50 is: 1,905,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,397.67 : 4,367,906.45 = 1,270,218.50 : x
  2. Step 2: Convert to fraction form
    2,911,397.67/4,367,906.45 = 1,270,218.50/x
  3. Step 3: Cross multiply
    2,911,397.67x = 4,367,906.45 × 1,270,218.50
  4. Step 4: Simplify right side
    2,911,397.67x = 5,548,195,579,059.33
  5. Step 5: Solve for x
    x = 5,548,195,579,059.33/2,911,397.67
  6. Step 6: Final answer
    x = 1,905,681.12

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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.