Home / 1,188,579.60-1,784,035.80-590,216.40

Finding the Fourth Proportional to 1,188,579.60, 1,784,035.80 and 590,216.40

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Solution

The fourth proportional to 1,188,579.60, 1,784,035.80 and 590,216.40 is: 885,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,579.60 : 1,784,035.80 = 590,216.40 : x
  2. Step 2: Convert to fraction form
    1,188,579.60/1,784,035.80 = 590,216.40/x
  3. Step 3: Cross multiply
    1,188,579.60x = 1,784,035.80 × 590,216.40
  4. Step 4: Simplify right side
    1,188,579.60x = 1,052,967,187,347.12
  5. Step 5: Solve for x
    x = 1,052,967,187,347.12/1,188,579.60
  6. Step 6: Final answer
    x = 885,903.80

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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.