Home / 2,552,080.80-3,827,905.20-779,152.80

Finding the Fourth Proportional to 2,552,080.80, 3,827,905.20 and 779,152.80

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Solution

The fourth proportional to 2,552,080.80, 3,827,905.20 and 779,152.80 is: 1,168,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552,080.80 : 3,827,905.20 = 779,152.80 : x
  2. Step 2: Convert to fraction form
    2,552,080.80/3,827,905.20 = 779,152.80/x
  3. Step 3: Cross multiply
    2,552,080.80x = 3,827,905.20 × 779,152.80
  4. Step 4: Simplify right side
    2,552,080.80x = 2,982,523,054,714.56
  5. Step 5: Solve for x
    x = 2,982,523,054,714.56/2,552,080.80
  6. Step 6: Final answer
    x = 1,168,663.25

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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.