Home / 2,976,375.60-4,464,085.32-816,896.70

Finding the Fourth Proportional to 2,976,375.60, 4,464,085.32 and 816,896.70

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Solution

The fourth proportional to 2,976,375.60, 4,464,085.32 and 816,896.70 is: 1,225,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,375.60 : 4,464,085.32 = 816,896.70 : x
  2. Step 2: Convert to fraction form
    2,976,375.60/4,464,085.32 = 816,896.70/x
  3. Step 3: Cross multiply
    2,976,375.60x = 4,464,085.32 × 816,896.70
  4. Step 4: Simplify right side
    2,976,375.60x = 3,646,696,566,426.44
  5. Step 5: Solve for x
    x = 3,646,696,566,426.44/2,976,375.60
  6. Step 6: Final answer
    x = 1,225,213.84

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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.