Home / 1,645,666.40-2,467,611.99-746,617.55

Finding the Fourth Proportional to 1,645,666.40, 2,467,611.99 and 746,617.55

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Solution

The fourth proportional to 1,645,666.40, 2,467,611.99 and 746,617.55 is: 1,119,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,666.40 : 2,467,611.99 = 746,617.55 : x
  2. Step 2: Convert to fraction form
    1,645,666.40/2,467,611.99 = 746,617.55/x
  3. Step 3: Cross multiply
    1,645,666.40x = 2,467,611.99 × 746,617.55
  4. Step 4: Simplify right side
    1,645,666.40x = 1,842,362,418,324.42
  5. Step 5: Solve for x
    x = 1,842,362,418,324.42/1,645,666.40
  6. Step 6: Final answer
    x = 1,119,523.63

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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.