Home / 1,129,603.20-1,694,404.80-569,731.20

Finding the Fourth Proportional to 1,129,603.20, 1,694,404.80 and 569,731.20

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Solution

The fourth proportional to 1,129,603.20, 1,694,404.80 and 569,731.20 is: 854,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,603.20 : 1,694,404.80 = 569,731.20 : x
  2. Step 2: Convert to fraction form
    1,129,603.20/1,694,404.80 = 569,731.20/x
  3. Step 3: Cross multiply
    1,129,603.20x = 1,694,404.80 × 569,731.20
  4. Step 4: Simplify right side
    1,129,603.20x = 965,355,279,989.76
  5. Step 5: Solve for x
    x = 965,355,279,989.76/1,129,603.20
  6. Step 6: Final answer
    x = 854,596.80

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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.