Home / 3,496,490.58-5,245,486.20-1,980,899.58

Finding the Fourth Proportional to 3,496,490.58, 5,245,486.20 and 1,980,899.58

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Solution

The fourth proportional to 3,496,490.58, 5,245,486.20 and 1,980,899.58 is: 2,971,774.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496,490.58 : 5,245,486.20 = 1,980,899.58 : x
  2. Step 2: Convert to fraction form
    3,496,490.58/5,245,486.20 = 1,980,899.58/x
  3. Step 3: Cross multiply
    3,496,490.58x = 5,245,486.20 × 1,980,899.58
  4. Step 4: Simplify right side
    3,496,490.58x = 10,390,781,410,475.80
  5. Step 5: Solve for x
    x = 10,390,781,410,475.80/3,496,490.58
  6. Step 6: Final answer
    x = 2,971,774.46

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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.