Home / 3,142,884-4,336,975.80-1,853,428.80

Finding the Fourth Proportional to 3,142,884, 4,336,975.80 and 1,853,428.80

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Solution

The fourth proportional to 3,142,884, 4,336,975.80 and 1,853,428.80 is: 2,557,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,884 : 4,336,975.80 = 1,853,428.80 : x
  2. Step 2: Convert to fraction form
    3,142,884/4,336,975.80 = 1,853,428.80/x
  3. Step 3: Cross multiply
    3,142,884x = 4,336,975.80 × 1,853,428.80
  4. Step 4: Simplify right side
    3,142,884x = 8,038,275,852,623.04
  5. Step 5: Solve for x
    x = 8,038,275,852,623.04/3,142,884
  6. Step 6: Final answer
    x = 2,557,611.37

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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.