Home / 2,136,107.49-2,947,832.69-1,169,299.50

Finding the Fourth Proportional to 2,136,107.49, 2,947,832.69 and 1,169,299.50

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Solution

The fourth proportional to 2,136,107.49, 2,947,832.69 and 1,169,299.50 is: 1,613,635.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,107.49 : 2,947,832.69 = 1,169,299.50 : x
  2. Step 2: Convert to fraction form
    2,136,107.49/2,947,832.69 = 1,169,299.50/x
  3. Step 3: Cross multiply
    2,136,107.49x = 2,947,832.69 × 1,169,299.50
  4. Step 4: Simplify right side
    2,136,107.49x = 3,446,899,284,654.16
  5. Step 5: Solve for x
    x = 3,446,899,284,654.16/2,136,107.49
  6. Step 6: Final answer
    x = 1,613,635.69

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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.