Home / 1,268,506.50-1,751,457.52-816,584.82

Finding the Fourth Proportional to 1,268,506.50, 1,751,457.52 and 816,584.82

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Solution

The fourth proportional to 1,268,506.50, 1,751,457.52 and 816,584.82 is: 1,127,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,506.50 : 1,751,457.52 = 816,584.82 : x
  2. Step 2: Convert to fraction form
    1,268,506.50/1,751,457.52 = 816,584.82/x
  3. Step 3: Cross multiply
    1,268,506.50x = 1,751,457.52 × 816,584.82
  4. Step 4: Simplify right side
    1,268,506.50x = 1,430,213,623,706.85
  5. Step 5: Solve for x
    x = 1,430,213,623,706.85/1,268,506.50
  6. Step 6: Final answer
    x = 1,127,478.36

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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.