Home / 4,975,989.26-6,866,124.54-2,800,402.66

Finding the Fourth Proportional to 4,975,989.26, 6,866,124.54 and 2,800,402.66

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Solution

The fourth proportional to 4,975,989.26, 6,866,124.54 and 2,800,402.66 is: 3,864,138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975,989.26 : 6,866,124.54 = 2,800,402.66 : x
  2. Step 2: Convert to fraction form
    4,975,989.26/6,866,124.54 = 2,800,402.66/x
  3. Step 3: Cross multiply
    4,975,989.26x = 6,866,124.54 × 2,800,402.66
  4. Step 4: Simplify right side
    4,975,989.26x = 19,227,913,423,788.42
  5. Step 5: Solve for x
    x = 19,227,913,423,788.42/4,975,989.26
  6. Step 6: Final answer
    x = 3,864,138.86

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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.