Home / 4,288,230.31-6,430,981.43-1,408,933.47

Finding the Fourth Proportional to 4,288,230.31, 6,430,981.43 and 1,408,933.47

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Solution

The fourth proportional to 4,288,230.31, 6,430,981.43 and 1,408,933.47 is: 2,112,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,230.31 : 6,430,981.43 = 1,408,933.47 : x
  2. Step 2: Convert to fraction form
    4,288,230.31/6,430,981.43 = 1,408,933.47/x
  3. Step 3: Cross multiply
    4,288,230.31x = 6,430,981.43 × 1,408,933.47
  4. Step 4: Simplify right side
    4,288,230.31x = 9,060,825,001,388.73
  5. Step 5: Solve for x
    x = 9,060,825,001,388.73/4,288,230.31
  6. Step 6: Final answer
    x = 2,112,952.04

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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.