Home / 1,019,101.10-1,528,799.27-379,351.65

Finding the Fourth Proportional to 1,019,101.10, 1,528,799.27 and 379,351.65

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Solution

The fourth proportional to 1,019,101.10, 1,528,799.27 and 379,351.65 is: 569,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,101.10 : 1,528,799.27 = 379,351.65 : x
  2. Step 2: Convert to fraction form
    1,019,101.10/1,528,799.27 = 379,351.65/x
  3. Step 3: Cross multiply
    1,019,101.10x = 1,528,799.27 × 379,351.65
  4. Step 4: Simplify right side
    1,019,101.10x = 579,952,529,429.53
  5. Step 5: Solve for x
    x = 579,952,529,429.53/1,019,101.10
  6. Step 6: Final answer
    x = 569,082.43

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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.