Home / 1,777,996.80-2,664,662.40-712,166.40

Finding the Fourth Proportional to 1,777,996.80, 2,664,662.40 and 712,166.40

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Solution

The fourth proportional to 1,777,996.80, 2,664,662.40 and 712,166.40 is: 1,067,315.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,996.80 : 2,664,662.40 = 712,166.40 : x
  2. Step 2: Convert to fraction form
    1,777,996.80/2,664,662.40 = 712,166.40/x
  3. Step 3: Cross multiply
    1,777,996.80x = 2,664,662.40 × 712,166.40
  4. Step 4: Simplify right side
    1,777,996.80x = 1,897,683,028,623.36
  5. Step 5: Solve for x
    x = 1,897,683,028,623.36/1,777,996.80
  6. Step 6: Final answer
    x = 1,067,315.21

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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.