Home / 5,384,637-8,077,025.82-1,790,403.95

Finding the Fourth Proportional to 5,384,637, 8,077,025.82 and 1,790,403.95

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Solution

The fourth proportional to 5,384,637, 8,077,025.82 and 1,790,403.95 is: 2,685,629.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,637 : 8,077,025.82 = 1,790,403.95 : x
  2. Step 2: Convert to fraction form
    5,384,637/8,077,025.82 = 1,790,403.95/x
  3. Step 3: Cross multiply
    5,384,637x = 8,077,025.82 × 1,790,403.95
  4. Step 4: Simplify right side
    5,384,637x = 14,461,138,949,215.54
  5. Step 5: Solve for x
    x = 14,461,138,949,215.54/5,384,637
  6. Step 6: Final answer
    x = 2,685,629.31

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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.