Home / 1,008,064.85-1,512,730.16-409,028.45

Finding the Fourth Proportional to 1,008,064.85, 1,512,730.16 and 409,028.45

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Solution

The fourth proportional to 1,008,064.85, 1,512,730.16 and 409,028.45 is: 613,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,064.85 : 1,512,730.16 = 409,028.45 : x
  2. Step 2: Convert to fraction form
    1,008,064.85/1,512,730.16 = 409,028.45/x
  3. Step 3: Cross multiply
    1,008,064.85x = 1,512,730.16 × 409,028.45
  4. Step 4: Simplify right side
    1,008,064.85x = 618,749,670,567.91
  5. Step 5: Solve for x
    x = 618,749,670,567.91/1,008,064.85
  6. Step 6: Final answer
    x = 613,799.47

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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.