Home / 1,898,136.35-2,847,918.11-1,130,077.24

Finding the Fourth Proportional to 1,898,136.35, 2,847,918.11 and 1,130,077.24

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Solution

The fourth proportional to 1,898,136.35, 2,847,918.11 and 1,130,077.24 is: 1,695,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,136.35 : 2,847,918.11 = 1,130,077.24 : x
  2. Step 2: Convert to fraction form
    1,898,136.35/2,847,918.11 = 1,130,077.24/x
  3. Step 3: Cross multiply
    1,898,136.35x = 2,847,918.11 × 1,130,077.24
  4. Step 4: Simplify right side
    1,898,136.35x = 3,218,367,434,273.86
  5. Step 5: Solve for x
    x = 3,218,367,434,273.86/1,898,136.35
  6. Step 6: Final answer
    x = 1,695,540.70

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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.