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Finding the Fourth Proportional to 1,674,355, 2,511,532.52 and 492,403

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Solution

The fourth proportional to 1,674,355, 2,511,532.52 and 492,403 is: 738,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,355 : 2,511,532.52 = 492,403 : x
  2. Step 2: Convert to fraction form
    1,674,355/2,511,532.52 = 492,403/x
  3. Step 3: Cross multiply
    1,674,355x = 2,511,532.52 × 492,403
  4. Step 4: Simplify right side
    1,674,355x = 1,236,686,147,445.56
  5. Step 5: Solve for x
    x = 1,236,686,147,445.56/1,674,355
  6. Step 6: Final answer
    x = 738,604.51

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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.