Home / 1,280,735.53-1,767,367.27-736,955.39

Finding the Fourth Proportional to 1,280,735.53, 1,767,367.27 and 736,955.39

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Solution

The fourth proportional to 1,280,735.53, 1,767,367.27 and 736,955.39 is: 1,016,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,735.53 : 1,767,367.27 = 736,955.39 : x
  2. Step 2: Convert to fraction form
    1,280,735.53/1,767,367.27 = 736,955.39/x
  3. Step 3: Cross multiply
    1,280,735.53x = 1,767,367.27 × 736,955.39
  4. Step 4: Simplify right side
    1,280,735.53x = 1,302,470,835,736.09
  5. Step 5: Solve for x
    x = 1,302,470,835,736.09/1,280,735.53
  6. Step 6: Final answer
    x = 1,016,970.96

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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.