Home / 1,299,813.60-1,793,730.48-726,847.20

Finding the Fourth Proportional to 1,299,813.60, 1,793,730.48 and 726,847.20

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Solution

The fourth proportional to 1,299,813.60, 1,793,730.48 and 726,847.20 is: 1,003,042.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,813.60 : 1,793,730.48 = 726,847.20 : x
  2. Step 2: Convert to fraction form
    1,299,813.60/1,793,730.48 = 726,847.20/x
  3. Step 3: Cross multiply
    1,299,813.60x = 1,793,730.48 × 726,847.20
  4. Step 4: Simplify right side
    1,299,813.60x = 1,303,767,976,942.66
  5. Step 5: Solve for x
    x = 1,303,767,976,942.66/1,299,813.60
  6. Step 6: Final answer
    x = 1,003,042.26

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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.