Home / 1,359,486.60-2,039,165.10-460,840.20

Finding the Fourth Proportional to 1,359,486.60, 2,039,165.10 and 460,840.20

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Solution

The fourth proportional to 1,359,486.60, 2,039,165.10 and 460,840.20 is: 691,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,486.60 : 2,039,165.10 = 460,840.20 : x
  2. Step 2: Convert to fraction form
    1,359,486.60/2,039,165.10 = 460,840.20/x
  3. Step 3: Cross multiply
    1,359,486.60x = 2,039,165.10 × 460,840.20
  4. Step 4: Simplify right side
    1,359,486.60x = 939,729,252,517.02
  5. Step 5: Solve for x
    x = 939,729,252,517.02/1,359,486.60
  6. Step 6: Final answer
    x = 691,238.33

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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.