Home / 1,833,001.68-2,749,637.38-485,155.20

Finding the Fourth Proportional to 1,833,001.68, 2,749,637.38 and 485,155.20

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Solution

The fourth proportional to 1,833,001.68, 2,749,637.38 and 485,155.20 is: 727,768.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,001.68 : 2,749,637.38 = 485,155.20 : x
  2. Step 2: Convert to fraction form
    1,833,001.68/2,749,637.38 = 485,155.20/x
  3. Step 3: Cross multiply
    1,833,001.68x = 2,749,637.38 × 485,155.20
  4. Step 4: Simplify right side
    1,833,001.68x = 1,334,000,873,021.38
  5. Step 5: Solve for x
    x = 1,334,000,873,021.38/1,833,001.68
  6. Step 6: Final answer
    x = 727,768.49

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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.