Home / 3,992,312.40-5,989,246.20-1,717,832.40

Finding the Fourth Proportional to 3,992,312.40, 5,989,246.20 and 1,717,832.40

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Solution

The fourth proportional to 3,992,312.40, 5,989,246.20 and 1,717,832.40 is: 2,577,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,312.40 : 5,989,246.20 = 1,717,832.40 : x
  2. Step 2: Convert to fraction form
    3,992,312.40/5,989,246.20 = 1,717,832.40/x
  3. Step 3: Cross multiply
    3,992,312.40x = 5,989,246.20 × 1,717,832.40
  4. Step 4: Simplify right side
    3,992,312.40x = 10,288,521,173,936.88
  5. Step 5: Solve for x
    x = 10,288,521,173,936.88/3,992,312.40
  6. Step 6: Final answer
    x = 2,577,083.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.