Home / 942,005.80-1,413,008.70-731,794.60

Finding the Fourth Proportional to 942,005.80, 1,413,008.70 and 731,794.60

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Solution

The fourth proportional to 942,005.80, 1,413,008.70 and 731,794.60 is: 1,097,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,005.80 : 1,413,008.70 = 731,794.60 : x
  2. Step 2: Convert to fraction form
    942,005.80/1,413,008.70 = 731,794.60/x
  3. Step 3: Cross multiply
    942,005.80x = 1,413,008.70 × 731,794.60
  4. Step 4: Simplify right side
    942,005.80x = 1,034,032,136,413.02
  5. Step 5: Solve for x
    x = 1,034,032,136,413.02/942,005.80
  6. Step 6: Final answer
    x = 1,097,691.90

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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.