Home / 1,332,049.69-1,838,371.03-816,145.95

Finding the Fourth Proportional to 1,332,049.69, 1,838,371.03 and 816,145.95

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Solution

The fourth proportional to 1,332,049.69, 1,838,371.03 and 816,145.95 is: 1,126,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,049.69 : 1,838,371.03 = 816,145.95 : x
  2. Step 2: Convert to fraction form
    1,332,049.69/1,838,371.03 = 816,145.95/x
  3. Step 3: Cross multiply
    1,332,049.69x = 1,838,371.03 × 816,145.95
  4. Step 4: Simplify right side
    1,332,049.69x = 1,500,379,075,585.36
  5. Step 5: Solve for x
    x = 1,500,379,075,585.36/1,332,049.69
  6. Step 6: Final answer
    x = 1,126,368.70

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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.