Home / 3,015,842.40-4,524,419.70-993,742.20

Finding the Fourth Proportional to 3,015,842.40, 4,524,419.70 and 993,742.20

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Solution

The fourth proportional to 3,015,842.40, 4,524,419.70 and 993,742.20 is: 1,490,829.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,842.40 : 4,524,419.70 = 993,742.20 : x
  2. Step 2: Convert to fraction form
    3,015,842.40/4,524,419.70 = 993,742.20/x
  3. Step 3: Cross multiply
    3,015,842.40x = 4,524,419.70 × 993,742.20
  4. Step 4: Simplify right side
    3,015,842.40x = 4,496,106,786,401.34
  5. Step 5: Solve for x
    x = 4,496,106,786,401.34/3,015,842.40
  6. Step 6: Final answer
    x = 1,490,829.49

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Similar ratio
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1.5x scale

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.