Home / 1,094,526.40-1,638,679.20-970,110.40

Finding the Fourth Proportional to 1,094,526.40, 1,638,679.20 and 970,110.40

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Solution

The fourth proportional to 1,094,526.40, 1,638,679.20 and 970,110.40 is: 1,452,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,526.40 : 1,638,679.20 = 970,110.40 : x
  2. Step 2: Convert to fraction form
    1,094,526.40/1,638,679.20 = 970,110.40/x
  3. Step 3: Cross multiply
    1,094,526.40x = 1,638,679.20 × 970,110.40
  4. Step 4: Simplify right side
    1,094,526.40x = 1,589,699,734,183.68
  5. Step 5: Solve for x
    x = 1,589,699,734,183.68/1,094,526.40
  6. Step 6: Final answer
    x = 1,452,408.76

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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.