Home / 1,123,650.23-1,686,674.76-484,269.49

Finding the Fourth Proportional to 1,123,650.23, 1,686,674.76 and 484,269.49

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Solution

The fourth proportional to 1,123,650.23, 1,686,674.76 and 484,269.49 is: 726,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,650.23 : 1,686,674.76 = 484,269.49 : x
  2. Step 2: Convert to fraction form
    1,123,650.23/1,686,674.76 = 484,269.49/x
  3. Step 3: Cross multiply
    1,123,650.23x = 1,686,674.76 × 484,269.49
  4. Step 4: Simplify right side
    1,123,650.23x = 816,805,128,837.42
  5. Step 5: Solve for x
    x = 816,805,128,837.42/1,123,650.23
  6. Step 6: Final answer
    x = 726,921.16

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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.