Home / 1,291,717.26-1,937,707.92-493,670.43

Finding the Fourth Proportional to 1,291,717.26, 1,937,707.92 and 493,670.43

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Solution

The fourth proportional to 1,291,717.26, 1,937,707.92 and 493,670.43 is: 740,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,717.26 : 1,937,707.92 = 493,670.43 : x
  2. Step 2: Convert to fraction form
    1,291,717.26/1,937,707.92 = 493,670.43/x
  3. Step 3: Cross multiply
    1,291,717.26x = 1,937,707.92 × 493,670.43
  4. Step 4: Simplify right side
    1,291,717.26x = 956,589,102,080.81
  5. Step 5: Solve for x
    x = 956,589,102,080.81/1,291,717.26
  6. Step 6: Final answer
    x = 740,556.10

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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.