Home / 1,889,887.16-2,836,159.38-1,709,197.22

Finding the Fourth Proportional to 1,889,887.16, 2,836,159.38 and 1,709,197.22

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Solution

The fourth proportional to 1,889,887.16, 2,836,159.38 and 1,709,197.22 is: 2,564,997.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,887.16 : 2,836,159.38 = 1,709,197.22 : x
  2. Step 2: Convert to fraction form
    1,889,887.16/2,836,159.38 = 1,709,197.22/x
  3. Step 3: Cross multiply
    1,889,887.16x = 2,836,159.38 × 1,709,197.22
  4. Step 4: Simplify right side
    1,889,887.16x = 4,847,555,713,592.13
  5. Step 5: Solve for x
    x = 4,847,555,713,592.13/1,889,887.16
  6. Step 6: Final answer
    x = 2,564,997.44

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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.