Home / 1,079,737.41-1,619,908.80-472,578.60

Finding the Fourth Proportional to 1,079,737.41, 1,619,908.80 and 472,578.60

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Solution

The fourth proportional to 1,079,737.41, 1,619,908.80 and 472,578.60 is: 709,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,737.41 : 1,619,908.80 = 472,578.60 : x
  2. Step 2: Convert to fraction form
    1,079,737.41/1,619,908.80 = 472,578.60/x
  3. Step 3: Cross multiply
    1,079,737.41x = 1,619,908.80 × 472,578.60
  4. Step 4: Simplify right side
    1,079,737.41x = 765,534,234,603.85
  5. Step 5: Solve for x
    x = 765,534,234,603.85/1,079,737.41
  6. Step 6: Final answer
    x = 709,000.38

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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.