Home / 2,328,554.88-3,213,400.32-1,309,959.36

Finding the Fourth Proportional to 2,328,554.88, 3,213,400.32 and 1,309,959.36

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Solution

The fourth proportional to 2,328,554.88, 3,213,400.32 and 1,309,959.36 is: 1,807,740.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328,554.88 : 3,213,400.32 = 1,309,959.36 : x
  2. Step 2: Convert to fraction form
    2,328,554.88/3,213,400.32 = 1,309,959.36/x
  3. Step 3: Cross multiply
    2,328,554.88x = 3,213,400.32 × 1,309,959.36
  4. Step 4: Simplify right side
    2,328,554.88x = 4,209,423,826,611.00
  5. Step 5: Solve for x
    x = 4,209,423,826,611.00/2,328,554.88
  6. Step 6: Final answer
    x = 1,807,740.87

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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.