Home / 1,695,383.44-2,543,206.50-480,939.64

Finding the Fourth Proportional to 1,695,383.44, 2,543,206.50 and 480,939.64

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Solution

The fourth proportional to 1,695,383.44, 2,543,206.50 and 480,939.64 is: 721,446.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,383.44 : 2,543,206.50 = 480,939.64 : x
  2. Step 2: Convert to fraction form
    1,695,383.44/2,543,206.50 = 480,939.64/x
  3. Step 3: Cross multiply
    1,695,383.44x = 2,543,206.50 × 480,939.64
  4. Step 4: Simplify right side
    1,695,383.44x = 1,223,128,818,555.66
  5. Step 5: Solve for x
    x = 1,223,128,818,555.66/1,695,383.44
  6. Step 6: Final answer
    x = 721,446.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.