Home / 1,080,766.71-1,621,177.86-512,014.59

Finding the Fourth Proportional to 1,080,766.71, 1,621,177.86 and 512,014.59

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Solution

The fourth proportional to 1,080,766.71, 1,621,177.86 and 512,014.59 is: 768,035.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,766.71 : 1,621,177.86 = 512,014.59 : x
  2. Step 2: Convert to fraction form
    1,080,766.71/1,621,177.86 = 512,014.59/x
  3. Step 3: Cross multiply
    1,080,766.71x = 1,621,177.86 × 512,014.59
  4. Step 4: Simplify right side
    1,080,766.71x = 830,066,717,304.98
  5. Step 5: Solve for x
    x = 830,066,717,304.98/1,080,766.71
  6. Step 6: Final answer
    x = 768,035.05

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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.