Home / 2,978,518.68-4,110,226.23-1,653,859.92

Finding the Fourth Proportional to 2,978,518.68, 4,110,226.23 and 1,653,859.92

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Solution

The fourth proportional to 2,978,518.68, 4,110,226.23 and 1,653,859.92 is: 2,282,254.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,518.68 : 4,110,226.23 = 1,653,859.92 : x
  2. Step 2: Convert to fraction form
    2,978,518.68/4,110,226.23 = 1,653,859.92/x
  3. Step 3: Cross multiply
    2,978,518.68x = 4,110,226.23 × 1,653,859.92
  4. Step 4: Simplify right side
    2,978,518.68x = 6,797,738,423,929.70
  5. Step 5: Solve for x
    x = 6,797,738,423,929.70/2,978,518.68
  6. Step 6: Final answer
    x = 2,282,254.76

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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.