Home / 2,706,172.78-4,059,498.90-711,628.78

Finding the Fourth Proportional to 2,706,172.78, 4,059,498.90 and 711,628.78

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Solution

The fourth proportional to 2,706,172.78, 4,059,498.90 and 711,628.78 is: 1,067,506.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706,172.78 : 4,059,498.90 = 711,628.78 : x
  2. Step 2: Convert to fraction form
    2,706,172.78/4,059,498.90 = 711,628.78/x
  3. Step 3: Cross multiply
    2,706,172.78x = 4,059,498.90 × 711,628.78
  4. Step 4: Simplify right side
    2,706,172.78x = 2,888,856,249,618.34
  5. Step 5: Solve for x
    x = 2,888,856,249,618.34/2,706,172.78
  6. Step 6: Final answer
    x = 1,067,506.21

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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.