Home / 891,777.60-1,337,666.40-814,795.20

Finding the Fourth Proportional to 891,777.60, 1,337,666.40 and 814,795.20

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Solution

The fourth proportional to 891,777.60, 1,337,666.40 and 814,795.20 is: 1,222,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,777.60 : 1,337,666.40 = 814,795.20 : x
  2. Step 2: Convert to fraction form
    891,777.60/1,337,666.40 = 814,795.20/x
  3. Step 3: Cross multiply
    891,777.60x = 1,337,666.40 × 814,795.20
  4. Step 4: Simplify right side
    891,777.60x = 1,089,924,161,921.28
  5. Step 5: Solve for x
    x = 1,089,924,161,921.28/891,777.60
  6. Step 6: Final answer
    x = 1,222,192.80

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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.