Home / 2,207,971.72-3,311,957.58-712,063.72

Finding the Fourth Proportional to 2,207,971.72, 3,311,957.58 and 712,063.72

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Solution

The fourth proportional to 2,207,971.72, 3,311,957.58 and 712,063.72 is: 1,068,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,971.72 : 3,311,957.58 = 712,063.72 : x
  2. Step 2: Convert to fraction form
    2,207,971.72/3,311,957.58 = 712,063.72/x
  3. Step 3: Cross multiply
    2,207,971.72x = 3,311,957.58 × 712,063.72
  4. Step 4: Simplify right side
    2,207,971.72x = 2,358,324,834,897.00
  5. Step 5: Solve for x
    x = 2,358,324,834,897.00/2,207,971.72
  6. Step 6: Final answer
    x = 1,068,095.58

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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.