Home / 1,225,356.57-1,690,982.69-674,060.41

Finding the Fourth Proportional to 1,225,356.57, 1,690,982.69 and 674,060.41

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Solution

The fourth proportional to 1,225,356.57, 1,690,982.69 and 674,060.41 is: 930,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,356.57 : 1,690,982.69 = 674,060.41 : x
  2. Step 2: Convert to fraction form
    1,225,356.57/1,690,982.69 = 674,060.41/x
  3. Step 3: Cross multiply
    1,225,356.57x = 1,690,982.69 × 674,060.41
  4. Step 4: Simplify right side
    1,225,356.57x = 1,139,824,482,782.00
  5. Step 5: Solve for x
    x = 1,139,824,482,782.00/1,225,356.57
  6. Step 6: Final answer
    x = 930,198.21

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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.