Home / 1,129,625.60-1,694,438.40-846,190.40

Finding the Fourth Proportional to 1,129,625.60, 1,694,438.40 and 846,190.40

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Solution

The fourth proportional to 1,129,625.60, 1,694,438.40 and 846,190.40 is: 1,269,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,625.60 : 1,694,438.40 = 846,190.40 : x
  2. Step 2: Convert to fraction form
    1,129,625.60/1,694,438.40 = 846,190.40/x
  3. Step 3: Cross multiply
    1,129,625.60x = 1,694,438.40 × 846,190.40
  4. Step 4: Simplify right side
    1,129,625.60x = 1,433,817,507,471.36
  5. Step 5: Solve for x
    x = 1,433,817,507,471.36/1,129,625.60
  6. Step 6: Final answer
    x = 1,269,285.60

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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.