Home / 1,259,873.79-1,888,613.38-803,183.02

Finding the Fourth Proportional to 1,259,873.79, 1,888,613.38 and 803,183.02

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Solution

The fourth proportional to 1,259,873.79, 1,888,613.38 and 803,183.02 is: 1,204,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,873.79 : 1,888,613.38 = 803,183.02 : x
  2. Step 2: Convert to fraction form
    1,259,873.79/1,888,613.38 = 803,183.02/x
  3. Step 3: Cross multiply
    1,259,873.79x = 1,888,613.38 × 803,183.02
  4. Step 4: Simplify right side
    1,259,873.79x = 1,516,902,198,160.81
  5. Step 5: Solve for x
    x = 1,516,902,198,160.81/1,259,873.79
  6. Step 6: Final answer
    x = 1,204,011.24

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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.