Home / 1,557,194.94-2,148,522.32-912,268.44

Finding the Fourth Proportional to 1,557,194.94, 2,148,522.32 and 912,268.44

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Solution

The fourth proportional to 1,557,194.94, 2,148,522.32 and 912,268.44 is: 1,258,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,194.94 : 2,148,522.32 = 912,268.44 : x
  2. Step 2: Convert to fraction form
    1,557,194.94/2,148,522.32 = 912,268.44/x
  3. Step 3: Cross multiply
    1,557,194.94x = 2,148,522.32 × 912,268.44
  4. Step 4: Simplify right side
    1,557,194.94x = 1,960,029,105,171.58
  5. Step 5: Solve for x
    x = 1,960,029,105,171.58/1,557,194.94
  6. Step 6: Final answer
    x = 1,258,692.19

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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.