Home / 1,691,784.43-2,537,634.47-493,717.12

Finding the Fourth Proportional to 1,691,784.43, 2,537,634.47 and 493,717.12

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Solution

The fourth proportional to 1,691,784.43, 2,537,634.47 and 493,717.12 is: 740,563.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,784.43 : 2,537,634.47 = 493,717.12 : x
  2. Step 2: Convert to fraction form
    1,691,784.43/2,537,634.47 = 493,717.12/x
  3. Step 3: Cross multiply
    1,691,784.43x = 2,537,634.47 × 493,717.12
  4. Step 4: Simplify right side
    1,691,784.43x = 1,252,873,590,379.81
  5. Step 5: Solve for x
    x = 1,252,873,590,379.81/1,691,784.43
  6. Step 6: Final answer
    x = 740,563.38

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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.