Home / 1,137,923.19-1,706,296.72-418,081.05

Finding the Fourth Proportional to 1,137,923.19, 1,706,296.72 and 418,081.05

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Solution

The fourth proportional to 1,137,923.19, 1,706,296.72 and 418,081.05 is: 626,905.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,923.19 : 1,706,296.72 = 418,081.05 : x
  2. Step 2: Convert to fraction form
    1,137,923.19/1,706,296.72 = 418,081.05/x
  3. Step 3: Cross multiply
    1,137,923.19x = 1,706,296.72 × 418,081.05
  4. Step 4: Simplify right side
    1,137,923.19x = 713,370,324,309.16
  5. Step 5: Solve for x
    x = 713,370,324,309.16/1,137,923.19
  6. Step 6: Final answer
    x = 626,905.52

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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.