Home / 1,309,963.48-1,807,603.32-736,991.32

Finding the Fourth Proportional to 1,309,963.48, 1,807,603.32 and 736,991.32

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Solution

The fourth proportional to 1,309,963.48, 1,807,603.32 and 736,991.32 is: 1,016,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,963.48 : 1,807,603.32 = 736,991.32 : x
  2. Step 2: Convert to fraction form
    1,309,963.48/1,807,603.32 = 736,991.32/x
  3. Step 3: Cross multiply
    1,309,963.48x = 1,807,603.32 × 736,991.32
  4. Step 4: Simplify right side
    1,309,963.48x = 1,332,187,956,843.18
  5. Step 5: Solve for x
    x = 1,332,187,956,843.18/1,309,963.48
  6. Step 6: Final answer
    x = 1,016,965.72

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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.