Home / 4,280,868.10-6,420,618.61-1,247,524.43

Finding the Fourth Proportional to 4,280,868.10, 6,420,618.61 and 1,247,524.43

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Solution

The fourth proportional to 4,280,868.10, 6,420,618.61 and 1,247,524.43 is: 1,871,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280,868.10 : 6,420,618.61 = 1,247,524.43 : x
  2. Step 2: Convert to fraction form
    4,280,868.10/6,420,618.61 = 1,247,524.43/x
  3. Step 3: Cross multiply
    4,280,868.10x = 6,420,618.61 × 1,247,524.43
  4. Step 4: Simplify right side
    4,280,868.10x = 8,009,878,533,346.93
  5. Step 5: Solve for x
    x = 8,009,878,533,346.93/4,280,868.10
  6. Step 6: Final answer
    x = 1,871,087.44

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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.