Home / 2,174,636.85-3,261,124.20-715,343.77

Finding the Fourth Proportional to 2,174,636.85, 3,261,124.20 and 715,343.77

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Solution

The fourth proportional to 2,174,636.85, 3,261,124.20 and 715,343.77 is: 1,072,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,636.85 : 3,261,124.20 = 715,343.77 : x
  2. Step 2: Convert to fraction form
    2,174,636.85/3,261,124.20 = 715,343.77/x
  3. Step 3: Cross multiply
    2,174,636.85x = 3,261,124.20 × 715,343.77
  4. Step 4: Simplify right side
    2,174,636.85x = 2,332,824,879,666.23
  5. Step 5: Solve for x
    x = 2,332,824,879,666.23/2,174,636.85
  6. Step 6: Final answer
    x = 1,072,742.27

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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.