Home / 1,661,605.04-2,293,014.92-936,479.28

Finding the Fourth Proportional to 1,661,605.04, 2,293,014.92 and 936,479.28

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Solution

The fourth proportional to 1,661,605.04, 2,293,014.92 and 936,479.28 is: 1,292,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,605.04 : 2,293,014.92 = 936,479.28 : x
  2. Step 2: Convert to fraction form
    1,661,605.04/2,293,014.92 = 936,479.28/x
  3. Step 3: Cross multiply
    1,661,605.04x = 2,293,014.92 × 936,479.28
  4. Step 4: Simplify right side
    1,661,605.04x = 2,147,360,961,310.86
  5. Step 5: Solve for x
    x = 2,147,360,961,310.86/1,661,605.04
  6. Step 6: Final answer
    x = 1,292,341.39

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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.