Home / 5,299,390.20-7,949,085.30-1,310,302.20

Finding the Fourth Proportional to 5,299,390.20, 7,949,085.30 and 1,310,302.20

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Solution

The fourth proportional to 5,299,390.20, 7,949,085.30 and 1,310,302.20 is: 1,965,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299,390.20 : 7,949,085.30 = 1,310,302.20 : x
  2. Step 2: Convert to fraction form
    5,299,390.20/7,949,085.30 = 1,310,302.20/x
  3. Step 3: Cross multiply
    5,299,390.20x = 7,949,085.30 × 1,310,302.20
  4. Step 4: Simplify right side
    5,299,390.20x = 10,415,703,956,577.66
  5. Step 5: Solve for x
    x = 10,415,703,956,577.66/5,299,390.20
  6. Step 6: Final answer
    x = 1,965,453.30

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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.