Home / 2,183,358.48-3,259,685.64-1,668,328.20

Finding the Fourth Proportional to 2,183,358.48, 3,259,685.64 and 1,668,328.20

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Solution

The fourth proportional to 2,183,358.48, 3,259,685.64 and 1,668,328.20 is: 2,490,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,358.48 : 3,259,685.64 = 1,668,328.20 : x
  2. Step 2: Convert to fraction form
    2,183,358.48/3,259,685.64 = 1,668,328.20/x
  3. Step 3: Cross multiply
    2,183,358.48x = 3,259,685.64 × 1,668,328.20
  4. Step 4: Simplify right side
    2,183,358.48x = 5,438,225,476,347.05
  5. Step 5: Solve for x
    x = 5,438,225,476,347.05/2,183,358.48
  6. Step 6: Final answer
    x = 2,490,761.61

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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.