Home / 2,455,639.22-3,388,817.31-1,409,231

Finding the Fourth Proportional to 2,455,639.22, 3,388,817.31 and 1,409,231

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Solution

The fourth proportional to 2,455,639.22, 3,388,817.31 and 1,409,231 is: 1,944,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,639.22 : 3,388,817.31 = 1,409,231 : x
  2. Step 2: Convert to fraction form
    2,455,639.22/3,388,817.31 = 1,409,231/x
  3. Step 3: Cross multiply
    2,455,639.22x = 3,388,817.31 × 1,409,231
  4. Step 4: Simplify right side
    2,455,639.22x = 4,775,626,406,588.61
  5. Step 5: Solve for x
    x = 4,775,626,406,588.61/2,455,639.22
  6. Step 6: Final answer
    x = 1,944,758.97

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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.