Home / 3,359,833.72-4,636,455.06-1,909,503.88

Finding the Fourth Proportional to 3,359,833.72, 4,636,455.06 and 1,909,503.88

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Solution

The fourth proportional to 3,359,833.72, 4,636,455.06 and 1,909,503.88 is: 2,635,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359,833.72 : 4,636,455.06 = 1,909,503.88 : x
  2. Step 2: Convert to fraction form
    3,359,833.72/4,636,455.06 = 1,909,503.88/x
  3. Step 3: Cross multiply
    3,359,833.72x = 4,636,455.06 × 1,909,503.88
  4. Step 4: Simplify right side
    3,359,833.72x = 8,853,328,926,515.63
  5. Step 5: Solve for x
    x = 8,853,328,926,515.63/3,359,833.72
  6. Step 6: Final answer
    x = 2,635,049.73

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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.