Home / 2,897,119.53-3,998,519.73-1,673,205.07

Finding the Fourth Proportional to 2,897,119.53, 3,998,519.73 and 1,673,205.07

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Solution

The fourth proportional to 2,897,119.53, 3,998,519.73 and 1,673,205.07 is: 2,309,308.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,119.53 : 3,998,519.73 = 1,673,205.07 : x
  2. Step 2: Convert to fraction form
    2,897,119.53/3,998,519.73 = 1,673,205.07/x
  3. Step 3: Cross multiply
    2,897,119.53x = 3,998,519.73 × 1,673,205.07
  4. Step 4: Simplify right side
    2,897,119.53x = 6,690,343,484,731.03
  5. Step 5: Solve for x
    x = 6,690,343,484,731.03/2,897,119.53
  6. Step 6: Final answer
    x = 2,309,308.75

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1.5x scale

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.