Home / 1,518,229.20-2,095,200.84-829,939.08

Finding the Fourth Proportional to 1,518,229.20, 2,095,200.84 and 829,939.08

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Solution

The fourth proportional to 1,518,229.20, 2,095,200.84 and 829,939.08 is: 1,145,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,229.20 : 2,095,200.84 = 829,939.08 : x
  2. Step 2: Convert to fraction form
    1,518,229.20/2,095,200.84 = 829,939.08/x
  3. Step 3: Cross multiply
    1,518,229.20x = 2,095,200.84 × 829,939.08
  4. Step 4: Simplify right side
    1,518,229.20x = 1,738,889,057,564.83
  5. Step 5: Solve for x
    x = 1,738,889,057,564.83/1,518,229.20
  6. Step 6: Final answer
    x = 1,145,340.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.