Home / 1,532,782.81-2,115,405.27-844,523.86

Finding the Fourth Proportional to 1,532,782.81, 2,115,405.27 and 844,523.86

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Solution

The fourth proportional to 1,532,782.81, 2,115,405.27 and 844,523.86 is: 1,165,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,782.81 : 2,115,405.27 = 844,523.86 : x
  2. Step 2: Convert to fraction form
    1,532,782.81/2,115,405.27 = 844,523.86/x
  3. Step 3: Cross multiply
    1,532,782.81x = 2,115,405.27 × 844,523.86
  4. Step 4: Simplify right side
    1,532,782.81x = 1,786,510,224,084.74
  5. Step 5: Solve for x
    x = 1,786,510,224,084.74/1,532,782.81
  6. Step 6: Final answer
    x = 1,165,533.83

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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.