Home / 1,262,966.10-1,742,893.91-682,189.23

Finding the Fourth Proportional to 1,262,966.10, 1,742,893.91 and 682,189.23

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Solution

The fourth proportional to 1,262,966.10, 1,742,893.91 and 682,189.23 is: 941,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,966.10 : 1,742,893.91 = 682,189.23 : x
  2. Step 2: Convert to fraction form
    1,262,966.10/1,742,893.91 = 682,189.23/x
  3. Step 3: Cross multiply
    1,262,966.10x = 1,742,893.91 × 682,189.23
  4. Step 4: Simplify right side
    1,262,966.10x = 1,188,983,447,425.59
  5. Step 5: Solve for x
    x = 1,188,983,447,425.59/1,262,966.10
  6. Step 6: Final answer
    x = 941,421.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.