Home / 1,491,162.03-2,057,861.85-846,642.20

Finding the Fourth Proportional to 1,491,162.03, 2,057,861.85 and 846,642.20

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Solution

The fourth proportional to 1,491,162.03, 2,057,861.85 and 846,642.20 is: 1,168,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,162.03 : 2,057,861.85 = 846,642.20 : x
  2. Step 2: Convert to fraction form
    1,491,162.03/2,057,861.85 = 846,642.20/x
  3. Step 3: Cross multiply
    1,491,162.03x = 2,057,861.85 × 846,642.20
  4. Step 4: Simplify right side
    1,491,162.03x = 1,742,272,673,690.76
  5. Step 5: Solve for x
    x = 1,742,272,673,690.76/1,491,162.03
  6. Step 6: Final answer
    x = 1,168,399.30

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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.