Home / 3,455,738.64-5,183,257.98-931,649.04

Finding the Fourth Proportional to 3,455,738.64, 5,183,257.98 and 931,649.04

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Solution

The fourth proportional to 3,455,738.64, 5,183,257.98 and 931,649.04 is: 1,397,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,738.64 : 5,183,257.98 = 931,649.04 : x
  2. Step 2: Convert to fraction form
    3,455,738.64/5,183,257.98 = 931,649.04/x
  3. Step 3: Cross multiply
    3,455,738.64x = 5,183,257.98 × 931,649.04
  4. Step 4: Simplify right side
    3,455,738.64x = 4,828,977,321,139.34
  5. Step 5: Solve for x
    x = 4,828,977,321,139.34/3,455,738.64
  6. Step 6: Final answer
    x = 1,397,379.21

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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.