Home / 3,830,980.26-5,746,470.39-3,639,415.47

Finding the Fourth Proportional to 3,830,980.26, 5,746,470.39 and 3,639,415.47

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Solution

The fourth proportional to 3,830,980.26, 5,746,470.39 and 3,639,415.47 is: 5,459,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,980.26 : 5,746,470.39 = 3,639,415.47 : x
  2. Step 2: Convert to fraction form
    3,830,980.26/5,746,470.39 = 3,639,415.47/x
  3. Step 3: Cross multiply
    3,830,980.26x = 5,746,470.39 × 3,639,415.47
  4. Step 4: Simplify right side
    3,830,980.26x = 20,913,793,235,262.93
  5. Step 5: Solve for x
    x = 20,913,793,235,262.93/3,830,980.26
  6. Step 6: Final answer
    x = 5,459,123.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.