Home / 1,257,924.60-1,735,705.20-741,840.36

Finding the Fourth Proportional to 1,257,924.60, 1,735,705.20 and 741,840.36

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Solution

The fourth proportional to 1,257,924.60, 1,735,705.20 and 741,840.36 is: 1,023,603.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,924.60 : 1,735,705.20 = 741,840.36 : x
  2. Step 2: Convert to fraction form
    1,257,924.60/1,735,705.20 = 741,840.36/x
  3. Step 3: Cross multiply
    1,257,924.60x = 1,735,705.20 × 741,840.36
  4. Step 4: Simplify right side
    1,257,924.60x = 1,287,616,170,421.87
  5. Step 5: Solve for x
    x = 1,287,616,170,421.87/1,257,924.60
  6. Step 6: Final answer
    x = 1,023,603.62

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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.