Home / 3,868,256.40-5,336,971.56-2,319,199.44

Finding the Fourth Proportional to 3,868,256.40, 5,336,971.56 and 2,319,199.44

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Solution

The fourth proportional to 3,868,256.40, 5,336,971.56 and 2,319,199.44 is: 3,199,762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,256.40 : 5,336,971.56 = 2,319,199.44 : x
  2. Step 2: Convert to fraction form
    3,868,256.40/5,336,971.56 = 2,319,199.44/x
  3. Step 3: Cross multiply
    3,868,256.40x = 5,336,971.56 × 2,319,199.44
  4. Step 4: Simplify right side
    3,868,256.40x = 12,377,501,453,247.93
  5. Step 5: Solve for x
    x = 12,377,501,453,247.93/3,868,256.40
  6. Step 6: Final answer
    x = 3,199,762.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.