Home / 3,924,649.31-5,415,582.38-2,354,697.81

Finding the Fourth Proportional to 3,924,649.31, 5,415,582.38 and 2,354,697.81

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Solution

The fourth proportional to 3,924,649.31, 5,415,582.38 and 2,354,697.81 is: 3,249,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924,649.31 : 5,415,582.38 = 2,354,697.81 : x
  2. Step 2: Convert to fraction form
    3,924,649.31/5,415,582.38 = 2,354,697.81/x
  3. Step 3: Cross multiply
    3,924,649.31x = 5,415,582.38 × 2,354,697.81
  4. Step 4: Simplify right side
    3,924,649.31x = 12,752,059,958,287.10
  5. Step 5: Solve for x
    x = 12,752,059,958,287.10/3,924,649.31
  6. Step 6: Final answer
    x = 3,249,222.79

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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.