Home / 2,329,794.08-3,215,219.28-1,311,264.80

Finding the Fourth Proportional to 2,329,794.08, 3,215,219.28 and 1,311,264.80

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Solution

The fourth proportional to 2,329,794.08, 3,215,219.28 and 1,311,264.80 is: 1,809,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329,794.08 : 3,215,219.28 = 1,311,264.80 : x
  2. Step 2: Convert to fraction form
    2,329,794.08/3,215,219.28 = 1,311,264.80/x
  3. Step 3: Cross multiply
    2,329,794.08x = 3,215,219.28 × 1,311,264.80
  4. Step 4: Simplify right side
    2,329,794.08x = 4,216,003,866,145.34
  5. Step 5: Solve for x
    x = 4,216,003,866,145.34/2,329,794.08
  6. Step 6: Final answer
    x = 1,809,603.65

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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.