Home / 1,084,990.56-1,627,263.36-410,839.36

Finding the Fourth Proportional to 1,084,990.56, 1,627,263.36 and 410,839.36

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Solution

The fourth proportional to 1,084,990.56, 1,627,263.36 and 410,839.36 is: 616,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,990.56 : 1,627,263.36 = 410,839.36 : x
  2. Step 2: Convert to fraction form
    1,084,990.56/1,627,263.36 = 410,839.36/x
  3. Step 3: Cross multiply
    1,084,990.56x = 1,627,263.36 × 410,839.36
  4. Step 4: Simplify right side
    1,084,990.56x = 668,543,837,373.85
  5. Step 5: Solve for x
    x = 668,543,837,373.85/1,084,990.56
  6. Step 6: Final answer
    x = 616,174.80

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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.