Home / 3,428,991.30-5,133,397.02-2,288,925.72

Finding the Fourth Proportional to 3,428,991.30, 5,133,397.02 and 2,288,925.72

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Solution

The fourth proportional to 3,428,991.30, 5,133,397.02 and 2,288,925.72 is: 3,426,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,991.30 : 5,133,397.02 = 2,288,925.72 : x
  2. Step 2: Convert to fraction form
    3,428,991.30/5,133,397.02 = 2,288,925.72/x
  3. Step 3: Cross multiply
    3,428,991.30x = 5,133,397.02 × 2,288,925.72
  4. Step 4: Simplify right side
    3,428,991.30x = 11,749,964,470,049.35
  5. Step 5: Solve for x
    x = 11,749,964,470,049.35/3,428,991.30
  6. Step 6: Final answer
    x = 3,426,653.33

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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.