Home / 2,232,025.60-3,080,109.18-1,213,430.80

Finding the Fourth Proportional to 2,232,025.60, 3,080,109.18 and 1,213,430.80

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Solution

The fourth proportional to 2,232,025.60, 3,080,109.18 and 1,213,430.80 is: 1,674,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232,025.60 : 3,080,109.18 = 1,213,430.80 : x
  2. Step 2: Convert to fraction form
    2,232,025.60/3,080,109.18 = 1,213,430.80/x
  3. Step 3: Cross multiply
    2,232,025.60x = 3,080,109.18 × 1,213,430.80
  4. Step 4: Simplify right side
    2,232,025.60x = 3,737,499,346,374.74
  5. Step 5: Solve for x
    x = 3,737,499,346,374.74/2,232,025.60
  6. Step 6: Final answer
    x = 1,674,487.67

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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.