Home / 2,111,817.31-3,168,029.36-652,977.36

Finding the Fourth Proportional to 2,111,817.31, 3,168,029.36 and 652,977.36

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Solution

The fourth proportional to 2,111,817.31, 3,168,029.36 and 652,977.36 is: 979,559.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,817.31 : 3,168,029.36 = 652,977.36 : x
  2. Step 2: Convert to fraction form
    2,111,817.31/3,168,029.36 = 652,977.36/x
  3. Step 3: Cross multiply
    2,111,817.31x = 3,168,029.36 × 652,977.36
  4. Step 4: Simplify right side
    2,111,817.31x = 2,068,651,428,790.26
  5. Step 5: Solve for x
    x = 2,068,651,428,790.26/2,111,817.31
  6. Step 6: Final answer
    x = 979,559.84

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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.