Home / 2,006,406.02-3,010,221.40-640,143.38

Finding the Fourth Proportional to 2,006,406.02, 3,010,221.40 and 640,143.38

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Solution

The fourth proportional to 2,006,406.02, 3,010,221.40 and 640,143.38 is: 960,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,406.02 : 3,010,221.40 = 640,143.38 : x
  2. Step 2: Convert to fraction form
    2,006,406.02/3,010,221.40 = 640,143.38/x
  3. Step 3: Cross multiply
    2,006,406.02x = 3,010,221.40 × 640,143.38
  4. Step 4: Simplify right side
    2,006,406.02x = 1,926,973,301,544.33
  5. Step 5: Solve for x
    x = 1,926,973,301,544.33/2,006,406.02
  6. Step 6: Final answer
    x = 960,410.45

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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.