Home / 1,314,879.04-1,972,388.22-416,415.70

Finding the Fourth Proportional to 1,314,879.04, 1,972,388.22 and 416,415.70

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Solution

The fourth proportional to 1,314,879.04, 1,972,388.22 and 416,415.70 is: 624,645.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,879.04 : 1,972,388.22 = 416,415.70 : x
  2. Step 2: Convert to fraction form
    1,314,879.04/1,972,388.22 = 416,415.70/x
  3. Step 3: Cross multiply
    1,314,879.04x = 1,972,388.22 × 416,415.70
  4. Step 4: Simplify right side
    1,314,879.04x = 821,333,421,303.05
  5. Step 5: Solve for x
    x = 821,333,421,303.05/1,314,879.04
  6. Step 6: Final answer
    x = 624,645.61

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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.