Home / 2,220,226.22-3,063,879-1,240,178.90

Finding the Fourth Proportional to 2,220,226.22, 3,063,879 and 1,240,178.90

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Solution

The fourth proportional to 2,220,226.22, 3,063,879 and 1,240,178.90 is: 1,711,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,226.22 : 3,063,879 = 1,240,178.90 : x
  2. Step 2: Convert to fraction form
    2,220,226.22/3,063,879 = 1,240,178.90/x
  3. Step 3: Cross multiply
    2,220,226.22x = 3,063,879 × 1,240,178.90
  4. Step 4: Simplify right side
    2,220,226.22x = 3,799,758,089,868.02
  5. Step 5: Solve for x
    x = 3,799,758,089,868.02/2,220,226.22
  6. Step 6: Final answer
    x = 1,711,428.35

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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.