Home / 1,205,778.57-1,806,979.09-906,068.04

Finding the Fourth Proportional to 1,205,778.57, 1,806,979.09 and 906,068.04

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Solution

The fourth proportional to 1,205,778.57, 1,806,979.09 and 906,068.04 is: 1,357,833.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,778.57 : 1,806,979.09 = 906,068.04 : x
  2. Step 2: Convert to fraction form
    1,205,778.57/1,806,979.09 = 906,068.04/x
  3. Step 3: Cross multiply
    1,205,778.57x = 1,806,979.09 × 906,068.04
  4. Step 4: Simplify right side
    1,205,778.57x = 1,637,245,991,097.22
  5. Step 5: Solve for x
    x = 1,637,245,991,097.22/1,205,778.57
  6. Step 6: Final answer
    x = 1,357,833.05

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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.