Home / 1,720,062.78-2,565,581.34-1,493,642.67

Finding the Fourth Proportional to 1,720,062.78, 2,565,581.34 and 1,493,642.67

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Solution

The fourth proportional to 1,720,062.78, 2,565,581.34 and 1,493,642.67 is: 2,227,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,062.78 : 2,565,581.34 = 1,493,642.67 : x
  2. Step 2: Convert to fraction form
    1,720,062.78/2,565,581.34 = 1,493,642.67/x
  3. Step 3: Cross multiply
    1,720,062.78x = 2,565,581.34 × 1,493,642.67
  4. Step 4: Simplify right side
    1,720,062.78x = 3,832,061,762,779.78
  5. Step 5: Solve for x
    x = 3,832,061,762,779.78/1,720,062.78
  6. Step 6: Final answer
    x = 2,227,861.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.