Home / 1,248,528.54-1,722,669.75-758,488.26

Finding the Fourth Proportional to 1,248,528.54, 1,722,669.75 and 758,488.26

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Solution

The fourth proportional to 1,248,528.54, 1,722,669.75 and 758,488.26 is: 1,046,531.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,528.54 : 1,722,669.75 = 758,488.26 : x
  2. Step 2: Convert to fraction form
    1,248,528.54/1,722,669.75 = 758,488.26/x
  3. Step 3: Cross multiply
    1,248,528.54x = 1,722,669.75 × 758,488.26
  4. Step 4: Simplify right side
    1,248,528.54x = 1,306,624,781,232.14
  5. Step 5: Solve for x
    x = 1,306,624,781,232.14/1,248,528.54
  6. Step 6: Final answer
    x = 1,046,531.77

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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.