Home / 1,155,255.40-1,729,602.60-1,092,415.60

Finding the Fourth Proportional to 1,155,255.40, 1,729,602.60 and 1,092,415.60

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Solution

The fourth proportional to 1,155,255.40, 1,729,602.60 and 1,092,415.60 is: 1,635,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,255.40 : 1,729,602.60 = 1,092,415.60 : x
  2. Step 2: Convert to fraction form
    1,155,255.40/1,729,602.60 = 1,092,415.60/x
  3. Step 3: Cross multiply
    1,155,255.40x = 1,729,602.60 × 1,092,415.60
  4. Step 4: Simplify right side
    1,155,255.40x = 1,889,444,862,040.56
  5. Step 5: Solve for x
    x = 1,889,444,862,040.56/1,155,255.40
  6. Step 6: Final answer
    x = 1,635,521.34

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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.