Home / 1,039,279.49-1,433,891.86-603,612.68

Finding the Fourth Proportional to 1,039,279.49, 1,433,891.86 and 603,612.68

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Solution

The fourth proportional to 1,039,279.49, 1,433,891.86 and 603,612.68 is: 832,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,279.49 : 1,433,891.86 = 603,612.68 : x
  2. Step 2: Convert to fraction form
    1,039,279.49/1,433,891.86 = 603,612.68/x
  3. Step 3: Cross multiply
    1,039,279.49x = 1,433,891.86 × 603,612.68
  4. Step 4: Simplify right side
    1,039,279.49x = 865,515,311,015.90
  5. Step 5: Solve for x
    x = 865,515,311,015.90/1,039,279.49
  6. Step 6: Final answer
    x = 832,803.23

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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.