Home / 1,697,279.12-2,342,305.32-933,390.80

Finding the Fourth Proportional to 1,697,279.12, 2,342,305.32 and 933,390.80

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Solution

The fourth proportional to 1,697,279.12, 2,342,305.32 and 933,390.80 is: 1,288,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,279.12 : 2,342,305.32 = 933,390.80 : x
  2. Step 2: Convert to fraction form
    1,697,279.12/2,342,305.32 = 933,390.80/x
  3. Step 3: Cross multiply
    1,697,279.12x = 2,342,305.32 × 933,390.80
  4. Step 4: Simplify right side
    1,697,279.12x = 2,186,286,236,479.06
  5. Step 5: Solve for x
    x = 2,186,286,236,479.06/1,697,279.12
  6. Step 6: Final answer
    x = 1,288,112.37

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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.