Home / 2,458,981.38-3,393,409.14-1,371,321.72

Finding the Fourth Proportional to 2,458,981.38, 3,393,409.14 and 1,371,321.72

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Solution

The fourth proportional to 2,458,981.38, 3,393,409.14 and 1,371,321.72 is: 1,892,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,981.38 : 3,393,409.14 = 1,371,321.72 : x
  2. Step 2: Convert to fraction form
    2,458,981.38/3,393,409.14 = 1,371,321.72/x
  3. Step 3: Cross multiply
    2,458,981.38x = 3,393,409.14 × 1,371,321.72
  4. Step 4: Simplify right side
    2,458,981.38x = 4,653,455,658,528.52
  5. Step 5: Solve for x
    x = 4,653,455,658,528.52/2,458,981.38
  6. Step 6: Final answer
    x = 1,892,432.25

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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.