Home / 4,021,919.12-5,550,284.50-2,186,380.96

Finding the Fourth Proportional to 4,021,919.12, 5,550,284.50 and 2,186,380.96

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Solution

The fourth proportional to 4,021,919.12, 5,550,284.50 and 2,186,380.96 is: 3,017,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,919.12 : 5,550,284.50 = 2,186,380.96 : x
  2. Step 2: Convert to fraction form
    4,021,919.12/5,550,284.50 = 2,186,380.96/x
  3. Step 3: Cross multiply
    4,021,919.12x = 5,550,284.50 × 2,186,380.96
  4. Step 4: Simplify right side
    4,021,919.12x = 12,135,036,334,041.46
  5. Step 5: Solve for x
    x = 12,135,036,334,041.46/4,021,919.12
  6. Step 6: Final answer
    x = 3,017,225.35

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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.