Home / 2,557,355.87-3,529,133.73-1,411,436.21

Finding the Fourth Proportional to 2,557,355.87, 3,529,133.73 and 1,411,436.21

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Solution

The fourth proportional to 2,557,355.87, 3,529,133.73 and 1,411,436.21 is: 1,947,772.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,355.87 : 3,529,133.73 = 1,411,436.21 : x
  2. Step 2: Convert to fraction form
    2,557,355.87/3,529,133.73 = 1,411,436.21/x
  3. Step 3: Cross multiply
    2,557,355.87x = 3,529,133.73 × 1,411,436.21
  4. Step 4: Simplify right side
    2,557,355.87x = 4,981,147,118,808.70
  5. Step 5: Solve for x
    x = 4,981,147,118,808.70/2,557,355.87
  6. Step 6: Final answer
    x = 1,947,772.38

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1.5x scale

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.