Home / 1,416,762.86-1,955,134.24-772,183.58

Finding the Fourth Proportional to 1,416,762.86, 1,955,134.24 and 772,183.58

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Solution

The fourth proportional to 1,416,762.86, 1,955,134.24 and 772,183.58 is: 1,065,614.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,762.86 : 1,955,134.24 = 772,183.58 : x
  2. Step 2: Convert to fraction form
    1,416,762.86/1,955,134.24 = 772,183.58/x
  3. Step 3: Cross multiply
    1,416,762.86x = 1,955,134.24 × 772,183.58
  4. Step 4: Simplify right side
    1,416,762.86x = 1,509,722,556,823.78
  5. Step 5: Solve for x
    x = 1,509,722,556,823.78/1,416,762.86
  6. Step 6: Final answer
    x = 1,065,614.15

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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.