Home / 1,677,399.84-2,515,742.55-479,004.03

Finding the Fourth Proportional to 1,677,399.84, 2,515,742.55 and 479,004.03

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Solution

The fourth proportional to 1,677,399.84, 2,515,742.55 and 479,004.03 is: 718,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,399.84 : 2,515,742.55 = 479,004.03 : x
  2. Step 2: Convert to fraction form
    1,677,399.84/2,515,742.55 = 479,004.03/x
  3. Step 3: Cross multiply
    1,677,399.84x = 2,515,742.55 × 479,004.03
  4. Step 4: Simplify right side
    1,677,399.84x = 1,205,050,819,892.48
  5. Step 5: Solve for x
    x = 1,205,050,819,892.48/1,677,399.84
  6. Step 6: Final answer
    x = 718,404.04

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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.