Home / 2,076,186.70-3,113,896.05-579,969.10

Finding the Fourth Proportional to 2,076,186.70, 3,113,896.05 and 579,969.10

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Solution

The fourth proportional to 2,076,186.70, 3,113,896.05 and 579,969.10 is: 869,846.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,186.70 : 3,113,896.05 = 579,969.10 : x
  2. Step 2: Convert to fraction form
    2,076,186.70/3,113,896.05 = 579,969.10/x
  3. Step 3: Cross multiply
    2,076,186.70x = 3,113,896.05 × 579,969.10
  4. Step 4: Simplify right side
    2,076,186.70x = 1,805,963,489,612.06
  5. Step 5: Solve for x
    x = 1,805,963,489,612.06/2,076,186.70
  6. Step 6: Final answer
    x = 869,846.38

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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.