Home / 891,864.40-1,337,796.60-793,886.80

Finding the Fourth Proportional to 891,864.40, 1,337,796.60 and 793,886.80

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Solution

The fourth proportional to 891,864.40, 1,337,796.60 and 793,886.80 is: 1,190,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,864.40 : 1,337,796.60 = 793,886.80 : x
  2. Step 2: Convert to fraction form
    891,864.40/1,337,796.60 = 793,886.80/x
  3. Step 3: Cross multiply
    891,864.40x = 1,337,796.60 × 793,886.80
  4. Step 4: Simplify right side
    891,864.40x = 1,062,059,061,824.88
  5. Step 5: Solve for x
    x = 1,062,059,061,824.88/891,864.40
  6. Step 6: Final answer
    x = 1,190,830.20

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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.