Home / 5,196,295.76-7,794,447.42-1,409,778.32

Finding the Fourth Proportional to 5,196,295.76, 7,794,447.42 and 1,409,778.32

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Solution

The fourth proportional to 5,196,295.76, 7,794,447.42 and 1,409,778.32 is: 2,114,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,196,295.76 : 7,794,447.42 = 1,409,778.32 : x
  2. Step 2: Convert to fraction form
    5,196,295.76/7,794,447.42 = 1,409,778.32/x
  3. Step 3: Cross multiply
    5,196,295.76x = 7,794,447.42 × 1,409,778.32
  4. Step 4: Simplify right side
    5,196,295.76x = 10,988,442,989,095.94
  5. Step 5: Solve for x
    x = 10,988,442,989,095.94/5,196,295.76
  6. Step 6: Final answer
    x = 2,114,668.51

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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.