Home / 3,359,581.28-4,636,615.76-1,909,494.68

Finding the Fourth Proportional to 3,359,581.28, 4,636,615.76 and 1,909,494.68

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Solution

The fourth proportional to 3,359,581.28, 4,636,615.76 and 1,909,494.68 is: 2,635,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359,581.28 : 4,636,615.76 = 1,909,494.68 : x
  2. Step 2: Convert to fraction form
    3,359,581.28/4,636,615.76 = 1,909,494.68/x
  3. Step 3: Cross multiply
    3,359,581.28x = 4,636,615.76 × 1,909,494.68
  4. Step 4: Simplify right side
    3,359,581.28x = 8,853,593,126,924.16
  5. Step 5: Solve for x
    x = 8,853,593,126,924.16/3,359,581.28
  6. Step 6: Final answer
    x = 2,635,326.37

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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.