Home / 1,214,082.10-1,675,389.38-670,206.21

Finding the Fourth Proportional to 1,214,082.10, 1,675,389.38 and 670,206.21

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Solution

The fourth proportional to 1,214,082.10, 1,675,389.38 and 670,206.21 is: 924,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,082.10 : 1,675,389.38 = 670,206.21 : x
  2. Step 2: Convert to fraction form
    1,214,082.10/1,675,389.38 = 670,206.21/x
  3. Step 3: Cross multiply
    1,214,082.10x = 1,675,389.38 × 670,206.21
  4. Step 4: Simplify right side
    1,214,082.10x = 1,122,856,366,644.05
  5. Step 5: Solve for x
    x = 1,122,856,366,644.05/1,214,082.10
  6. Step 6: Final answer
    x = 924,860.33

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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.