Home / 1,229,674.80-1,844,771.40-519,337.20

Finding the Fourth Proportional to 1,229,674.80, 1,844,771.40 and 519,337.20

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Solution

The fourth proportional to 1,229,674.80, 1,844,771.40 and 519,337.20 is: 779,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,674.80 : 1,844,771.40 = 519,337.20 : x
  2. Step 2: Convert to fraction form
    1,229,674.80/1,844,771.40 = 519,337.20/x
  3. Step 3: Cross multiply
    1,229,674.80x = 1,844,771.40 × 519,337.20
  4. Step 4: Simplify right side
    1,229,674.80x = 958,058,413,516.08
  5. Step 5: Solve for x
    x = 958,058,413,516.08/1,229,674.80
  6. Step 6: Final answer
    x = 779,115.27

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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.