Home / 1,336,574.12-1,844,470.31-724,725.77

Finding the Fourth Proportional to 1,336,574.12, 1,844,470.31 and 724,725.77

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Solution

The fourth proportional to 1,336,574.12, 1,844,470.31 and 724,725.77 is: 1,000,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,574.12 : 1,844,470.31 = 724,725.77 : x
  2. Step 2: Convert to fraction form
    1,336,574.12/1,844,470.31 = 724,725.77/x
  3. Step 3: Cross multiply
    1,336,574.12x = 1,844,470.31 × 724,725.77
  4. Step 4: Simplify right side
    1,336,574.12x = 1,336,735,152,810.91
  5. Step 5: Solve for x
    x = 1,336,735,152,810.91/1,336,574.12
  6. Step 6: Final answer
    x = 1,000,120.49

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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.