Home / 1,765,441.20-2,646,318.60-965,492.40

Finding the Fourth Proportional to 1,765,441.20, 2,646,318.60 and 965,492.40

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Solution

The fourth proportional to 1,765,441.20, 2,646,318.60 and 965,492.40 is: 1,447,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,441.20 : 2,646,318.60 = 965,492.40 : x
  2. Step 2: Convert to fraction form
    1,765,441.20/2,646,318.60 = 965,492.40/x
  3. Step 3: Cross multiply
    1,765,441.20x = 2,646,318.60 × 965,492.40
  4. Step 4: Simplify right side
    1,765,441.20x = 2,555,000,496,278.64
  5. Step 5: Solve for x
    x = 2,555,000,496,278.64/1,765,441.20
  6. Step 6: Final answer
    x = 1,447,230.58

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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.