Home / 1,589,355.80-2,384,033.70-391,268.60

Finding the Fourth Proportional to 1,589,355.80, 2,384,033.70 and 391,268.60

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Solution

The fourth proportional to 1,589,355.80, 2,384,033.70 and 391,268.60 is: 586,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,355.80 : 2,384,033.70 = 391,268.60 : x
  2. Step 2: Convert to fraction form
    1,589,355.80/2,384,033.70 = 391,268.60/x
  3. Step 3: Cross multiply
    1,589,355.80x = 2,384,033.70 × 391,268.60
  4. Step 4: Simplify right side
    1,589,355.80x = 932,797,528,151.82
  5. Step 5: Solve for x
    x = 932,797,528,151.82/1,589,355.80
  6. Step 6: Final answer
    x = 586,902.90

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Double scale
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Similar ratio
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1.5x scale

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.