Home / 5,223,323.37-7,208,200.27-2,900,220.38

Finding the Fourth Proportional to 5,223,323.37, 7,208,200.27 and 2,900,220.38

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Solution

The fourth proportional to 5,223,323.37, 7,208,200.27 and 2,900,220.38 is: 4,002,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223,323.37 : 7,208,200.27 = 2,900,220.38 : x
  2. Step 2: Convert to fraction form
    5,223,323.37/7,208,200.27 = 2,900,220.38/x
  3. Step 3: Cross multiply
    5,223,323.37x = 7,208,200.27 × 2,900,220.38
  4. Step 4: Simplify right side
    5,223,323.37x = 20,905,369,330,207.77
  5. Step 5: Solve for x
    x = 20,905,369,330,207.77/5,223,323.37
  6. Step 6: Final answer
    x = 4,002,311.91

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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.