Home / 1,119,990.60-1,684,133.10-937,513.80

Finding the Fourth Proportional to 1,119,990.60, 1,684,133.10 and 937,513.80

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Solution

The fourth proportional to 1,119,990.60, 1,684,133.10 and 937,513.80 is: 1,409,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,990.60 : 1,684,133.10 = 937,513.80 : x
  2. Step 2: Convert to fraction form
    1,119,990.60/1,684,133.10 = 937,513.80/x
  3. Step 3: Cross multiply
    1,119,990.60x = 1,684,133.10 × 937,513.80
  4. Step 4: Simplify right side
    1,119,990.60x = 1,578,898,022,286.78
  5. Step 5: Solve for x
    x = 1,578,898,022,286.78/1,119,990.60
  6. Step 6: Final answer
    x = 1,409,742.21

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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.