Home / 4,344,499.20-6,516,716.40-1,311,859.20

Finding the Fourth Proportional to 4,344,499.20, 6,516,716.40 and 1,311,859.20

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Solution

The fourth proportional to 4,344,499.20, 6,516,716.40 and 1,311,859.20 is: 1,967,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344,499.20 : 6,516,716.40 = 1,311,859.20 : x
  2. Step 2: Convert to fraction form
    4,344,499.20/6,516,716.40 = 1,311,859.20/x
  3. Step 3: Cross multiply
    4,344,499.20x = 6,516,716.40 × 1,311,859.20
  4. Step 4: Simplify right side
    4,344,499.20x = 8,549,014,363,130.88
  5. Step 5: Solve for x
    x = 8,549,014,363,130.88/4,344,499.20
  6. Step 6: Final answer
    x = 1,967,779.02

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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.