Home / 5,223,445.36-7,208,369.60-2,900,342.96

Finding the Fourth Proportional to 5,223,445.36, 7,208,369.60 and 2,900,342.96

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Solution

The fourth proportional to 5,223,445.36, 7,208,369.60 and 2,900,342.96 is: 4,002,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223,445.36 : 7,208,369.60 = 2,900,342.96 : x
  2. Step 2: Convert to fraction form
    5,223,445.36/7,208,369.60 = 2,900,342.96/x
  3. Step 3: Cross multiply
    5,223,445.36x = 7,208,369.60 × 2,900,342.96
  4. Step 4: Simplify right side
    5,223,445.36x = 20,906,744,022,438.02
  5. Step 5: Solve for x
    x = 20,906,744,022,438.02/5,223,445.36
  6. Step 6: Final answer
    x = 4,002,481.62

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1.5x scale

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.