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Finding the Fourth Proportional to 5,257,507, 7,255,360.02 and 2,843,059

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Solution

The fourth proportional to 5,257,507, 7,255,360.02 and 2,843,059 is: 3,923,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,507 : 7,255,360.02 = 2,843,059 : x
  2. Step 2: Convert to fraction form
    5,257,507/7,255,360.02 = 2,843,059/x
  3. Step 3: Cross multiply
    5,257,507x = 7,255,360.02 × 2,843,059
  4. Step 4: Simplify right side
    5,257,507x = 20,627,416,603,101.18
  5. Step 5: Solve for x
    x = 20,627,416,603,101.18/5,257,507
  6. Step 6: Final answer
    x = 3,923,421.61

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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.