Home / 946,133.71-1,419,827.38-519,967.15

Finding the Fourth Proportional to 946,133.71, 1,419,827.38 and 519,967.15

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Solution

The fourth proportional to 946,133.71, 1,419,827.38 and 519,967.15 is: 780,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,133.71 : 1,419,827.38 = 519,967.15 : x
  2. Step 2: Convert to fraction form
    946,133.71/1,419,827.38 = 519,967.15/x
  3. Step 3: Cross multiply
    946,133.71x = 1,419,827.38 × 519,967.15
  4. Step 4: Simplify right side
    946,133.71x = 738,263,596,270.57
  5. Step 5: Solve for x
    x = 738,263,596,270.57/946,133.71
  6. Step 6: Final answer
    x = 780,295.20

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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.