Home / 5,328,032.40-7,992,048.60-2,808,608.40

Finding the Fourth Proportional to 5,328,032.40, 7,992,048.60 and 2,808,608.40

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Solution

The fourth proportional to 5,328,032.40, 7,992,048.60 and 2,808,608.40 is: 4,212,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,032.40 : 7,992,048.60 = 2,808,608.40 : x
  2. Step 2: Convert to fraction form
    5,328,032.40/7,992,048.60 = 2,808,608.40/x
  3. Step 3: Cross multiply
    5,328,032.40x = 7,992,048.60 × 2,808,608.40
  4. Step 4: Simplify right side
    5,328,032.40x = 22,446,534,831,168.24
  5. Step 5: Solve for x
    x = 22,446,534,831,168.24/5,328,032.40
  6. Step 6: Final answer
    x = 4,212,912.60

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1.5x scale

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.