Home / 4,288,229.87-6,430,980.77-1,408,933.04

Finding the Fourth Proportional to 4,288,229.87, 6,430,980.77 and 1,408,933.04

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Solution

The fourth proportional to 4,288,229.87, 6,430,980.77 and 1,408,933.04 is: 2,112,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,229.87 : 6,430,980.77 = 1,408,933.04 : x
  2. Step 2: Convert to fraction form
    4,288,229.87/6,430,980.77 = 1,408,933.04/x
  3. Step 3: Cross multiply
    4,288,229.87x = 6,430,980.77 × 1,408,933.04
  4. Step 4: Simplify right side
    4,288,229.87x = 9,060,821,286,457.64
  5. Step 5: Solve for x
    x = 9,060,821,286,457.64/4,288,229.87
  6. Step 6: Final answer
    x = 2,112,951.40

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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.