Home / 1,301,100.50-1,795,480.11-720,349.50

Finding the Fourth Proportional to 1,301,100.50, 1,795,480.11 and 720,349.50

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Solution

The fourth proportional to 1,301,100.50, 1,795,480.11 and 720,349.50 is: 994,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,100.50 : 1,795,480.11 = 720,349.50 : x
  2. Step 2: Convert to fraction form
    1,301,100.50/1,795,480.11 = 720,349.50/x
  3. Step 3: Cross multiply
    1,301,100.50x = 1,795,480.11 × 720,349.50
  4. Step 4: Simplify right side
    1,301,100.50x = 1,293,373,199,498.45
  5. Step 5: Solve for x
    x = 1,293,373,199,498.45/1,301,100.50
  6. Step 6: Final answer
    x = 994,060.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.