Home / 1,309,982.77-1,807,757.71-737,021.58

Finding the Fourth Proportional to 1,309,982.77, 1,807,757.71 and 737,021.58

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Solution

The fourth proportional to 1,309,982.77, 1,807,757.71 and 737,021.58 is: 1,017,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,982.77 : 1,807,757.71 = 737,021.58 : x
  2. Step 2: Convert to fraction form
    1,309,982.77/1,807,757.71 = 737,021.58/x
  3. Step 3: Cross multiply
    1,309,982.77x = 1,807,757.71 × 737,021.58
  4. Step 4: Simplify right side
    1,309,982.77x = 1,332,356,430,957.49
  5. Step 5: Solve for x
    x = 1,332,356,430,957.49/1,309,982.77
  6. Step 6: Final answer
    x = 1,017,079.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.