Home / 1,219,020-1,828,176.96-366,057.20

Finding the Fourth Proportional to 1,219,020, 1,828,176.96 and 366,057.20

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Solution

The fourth proportional to 1,219,020, 1,828,176.96 and 366,057.20 is: 548,979.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,020 : 1,828,176.96 = 366,057.20 : x
  2. Step 2: Convert to fraction form
    1,219,020/1,828,176.96 = 366,057.20/x
  3. Step 3: Cross multiply
    1,219,020x = 1,828,176.96 × 366,057.20
  4. Step 4: Simplify right side
    1,219,020x = 669,217,339,082.11
  5. Step 5: Solve for x
    x = 669,217,339,082.11/1,219,020
  6. Step 6: Final answer
    x = 548,979.79

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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.