Home / 2,790,234-4,184,288.28-1,653,316.92

Finding the Fourth Proportional to 2,790,234, 4,184,288.28 and 1,653,316.92

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Solution

The fourth proportional to 2,790,234, 4,184,288.28 and 1,653,316.92 is: 2,479,345.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,234 : 4,184,288.28 = 1,653,316.92 : x
  2. Step 2: Convert to fraction form
    2,790,234/4,184,288.28 = 1,653,316.92/x
  3. Step 3: Cross multiply
    2,790,234x = 4,184,288.28 × 1,653,316.92
  4. Step 4: Simplify right side
    2,790,234x = 6,917,954,611,481.70
  5. Step 5: Solve for x
    x = 6,917,954,611,481.70/2,790,234
  6. Step 6: Final answer
    x = 2,479,345.68

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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.