Home / 3,975,932.36-5,486,642.65-2,429,780.74

Finding the Fourth Proportional to 3,975,932.36, 5,486,642.65 and 2,429,780.74

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Solution

The fourth proportional to 3,975,932.36, 5,486,642.65 and 2,429,780.74 is: 3,353,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,932.36 : 5,486,642.65 = 2,429,780.74 : x
  2. Step 2: Convert to fraction form
    3,975,932.36/5,486,642.65 = 2,429,780.74/x
  3. Step 3: Cross multiply
    3,975,932.36x = 5,486,642.65 × 2,429,780.74
  4. Step 4: Simplify right side
    3,975,932.36x = 13,331,338,638,232.56
  5. Step 5: Solve for x
    x = 13,331,338,638,232.56/3,975,932.36
  6. Step 6: Final answer
    x = 3,353,009.42

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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.