Home / 1,293,930.29-1,785,630.93-750,388.37

Finding the Fourth Proportional to 1,293,930.29, 1,785,630.93 and 750,388.37

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Solution

The fourth proportional to 1,293,930.29, 1,785,630.93 and 750,388.37 is: 1,035,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,930.29 : 1,785,630.93 = 750,388.37 : x
  2. Step 2: Convert to fraction form
    1,293,930.29/1,785,630.93 = 750,388.37/x
  3. Step 3: Cross multiply
    1,293,930.29x = 1,785,630.93 × 750,388.37
  4. Step 4: Simplify right side
    1,293,930.29x = 1,339,916,671,242.17
  5. Step 5: Solve for x
    x = 1,339,916,671,242.17/1,293,930.29
  6. Step 6: Final answer
    x = 1,035,540.07

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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.