Home / 1,403,493.48-1,936,819.65-758,912.14

Finding the Fourth Proportional to 1,403,493.48, 1,936,819.65 and 758,912.14

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Solution

The fourth proportional to 1,403,493.48, 1,936,819.65 and 758,912.14 is: 1,047,298.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,493.48 : 1,936,819.65 = 758,912.14 : x
  2. Step 2: Convert to fraction form
    1,403,493.48/1,936,819.65 = 758,912.14/x
  3. Step 3: Cross multiply
    1,403,493.48x = 1,936,819.65 × 758,912.14
  4. Step 4: Simplify right side
    1,403,493.48x = 1,469,875,939,747.89
  5. Step 5: Solve for x
    x = 1,469,875,939,747.89/1,403,493.48
  6. Step 6: Final answer
    x = 1,047,298.02

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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.