Home / 1,384,673.65-2,077,938.23-486,118.04

Finding the Fourth Proportional to 1,384,673.65, 2,077,938.23 and 486,118.04

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Solution

The fourth proportional to 1,384,673.65, 2,077,938.23 and 486,118.04 is: 729,502.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,673.65 : 2,077,938.23 = 486,118.04 : x
  2. Step 2: Convert to fraction form
    1,384,673.65/2,077,938.23 = 486,118.04/x
  3. Step 3: Cross multiply
    1,384,673.65x = 2,077,938.23 × 486,118.04
  4. Step 4: Simplify right side
    1,384,673.65x = 1,010,123,246,788.39
  5. Step 5: Solve for x
    x = 1,010,123,246,788.39/1,384,673.65
  6. Step 6: Final answer
    x = 729,502.76

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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.