Home / 791,145.60-1,110,403.20-791,145.60

Finding the Fourth Proportional to 791,145.60, 1,110,403.20 and 791,145.60

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Solution

The fourth proportional to 791,145.60, 1,110,403.20 and 791,145.60 is: 1,110,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,145.60 : 1,110,403.20 = 791,145.60 : x
  2. Step 2: Convert to fraction form
    791,145.60/1,110,403.20 = 791,145.60/x
  3. Step 3: Cross multiply
    791,145.60x = 1,110,403.20 × 791,145.60
  4. Step 4: Simplify right side
    791,145.60x = 878,490,605,905.92
  5. Step 5: Solve for x
    x = 878,490,605,905.92/791,145.60
  6. Step 6: Final answer
    x = 1,110,403.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.