Home / 1,508,261.12-2,081,183.68-887,697.28

Finding the Fourth Proportional to 1,508,261.12, 2,081,183.68 and 887,697.28

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Solution

The fourth proportional to 1,508,261.12, 2,081,183.68 and 887,697.28 is: 1,224,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,261.12 : 2,081,183.68 = 887,697.28 : x
  2. Step 2: Convert to fraction form
    1,508,261.12/2,081,183.68 = 887,697.28/x
  3. Step 3: Cross multiply
    1,508,261.12x = 2,081,183.68 × 887,697.28
  4. Step 4: Simplify right side
    1,508,261.12x = 1,847,461,091,916.39
  5. Step 5: Solve for x
    x = 1,847,461,091,916.39/1,508,261.12
  6. Step 6: Final answer
    x = 1,224,894.73

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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.