Home / 3,212,703.12-4,433,564.52-1,762,401.36

Finding the Fourth Proportional to 3,212,703.12, 4,433,564.52 and 1,762,401.36

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Solution

The fourth proportional to 3,212,703.12, 4,433,564.52 and 1,762,401.36 is: 2,432,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,703.12 : 4,433,564.52 = 1,762,401.36 : x
  2. Step 2: Convert to fraction form
    3,212,703.12/4,433,564.52 = 1,762,401.36/x
  3. Step 3: Cross multiply
    3,212,703.12x = 4,433,564.52 × 1,762,401.36
  4. Step 4: Simplify right side
    3,212,703.12x = 7,813,720,139,695.75
  5. Step 5: Solve for x
    x = 7,813,720,139,695.75/3,212,703.12
  6. Step 6: Final answer
    x = 2,432,132.65

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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.