Home / 1,479,304.49-2,041,420.31-825,940.52

Finding the Fourth Proportional to 1,479,304.49, 2,041,420.31 and 825,940.52

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Solution

The fourth proportional to 1,479,304.49, 2,041,420.31 and 825,940.52 is: 1,139,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,304.49 : 2,041,420.31 = 825,940.52 : x
  2. Step 2: Convert to fraction form
    1,479,304.49/2,041,420.31 = 825,940.52/x
  3. Step 3: Cross multiply
    1,479,304.49x = 2,041,420.31 × 825,940.52
  4. Step 4: Simplify right side
    1,479,304.49x = 1,686,091,738,043.16
  5. Step 5: Solve for x
    x = 1,686,091,738,043.16/1,479,304.49
  6. Step 6: Final answer
    x = 1,139,786.81

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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.