Home / 1,094,293.80-1,638,233.10-779,365.80

Finding the Fourth Proportional to 1,094,293.80, 1,638,233.10 and 779,365.80

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Solution

The fourth proportional to 1,094,293.80, 1,638,233.10 and 779,365.80 is: 1,166,764.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,293.80 : 1,638,233.10 = 779,365.80 : x
  2. Step 2: Convert to fraction form
    1,094,293.80/1,638,233.10 = 779,365.80/x
  3. Step 3: Cross multiply
    1,094,293.80x = 1,638,233.10 × 779,365.80
  4. Step 4: Simplify right side
    1,094,293.80x = 1,276,782,850,567.98
  5. Step 5: Solve for x
    x = 1,276,782,850,567.98/1,094,293.80
  6. Step 6: Final answer
    x = 1,166,764.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.