Home / 3,943,854.50-5,916,435.42-1,384,405.36

Finding the Fourth Proportional to 3,943,854.50, 5,916,435.42 and 1,384,405.36

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Solution

The fourth proportional to 3,943,854.50, 5,916,435.42 and 1,384,405.36 is: 2,076,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,854.50 : 5,916,435.42 = 1,384,405.36 : x
  2. Step 2: Convert to fraction form
    3,943,854.50/5,916,435.42 = 1,384,405.36/x
  3. Step 3: Cross multiply
    3,943,854.50x = 5,916,435.42 × 1,384,405.36
  4. Step 4: Simplify right side
    3,943,854.50x = 8,190,744,877,959.67
  5. Step 5: Solve for x
    x = 8,190,744,877,959.67/3,943,854.50
  6. Step 6: Final answer
    x = 2,076,837.49

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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.