Home / 1,136,210.22-1,567,969.02-626,912.64

Finding the Fourth Proportional to 1,136,210.22, 1,567,969.02 and 626,912.64

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Solution

The fourth proportional to 1,136,210.22, 1,567,969.02 and 626,912.64 is: 865,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,210.22 : 1,567,969.02 = 626,912.64 : x
  2. Step 2: Convert to fraction form
    1,136,210.22/1,567,969.02 = 626,912.64/x
  3. Step 3: Cross multiply
    1,136,210.22x = 1,567,969.02 × 626,912.64
  4. Step 4: Simplify right side
    1,136,210.22x = 982,979,597,766.41
  5. Step 5: Solve for x
    x = 982,979,597,766.41/1,136,210.22
  6. Step 6: Final answer
    x = 865,138.85

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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.