Home / 2,000,873.53-2,999,471.16-721,167.79

Finding the Fourth Proportional to 2,000,873.53, 2,999,471.16 and 721,167.79

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Solution

The fourth proportional to 2,000,873.53, 2,999,471.16 and 721,167.79 is: 1,081,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,873.53 : 2,999,471.16 = 721,167.79 : x
  2. Step 2: Convert to fraction form
    2,000,873.53/2,999,471.16 = 721,167.79/x
  3. Step 3: Cross multiply
    2,000,873.53x = 2,999,471.16 × 721,167.79
  4. Step 4: Simplify right side
    2,000,873.53x = 2,163,121,987,625.94
  5. Step 5: Solve for x
    x = 2,163,121,987,625.94/2,000,873.53
  6. Step 6: Final answer
    x = 1,081,088.81

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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.