Home / 1,892,028.16-2,835,577.92-768,784

Finding the Fourth Proportional to 1,892,028.16, 2,835,577.92 and 768,784

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Solution

The fourth proportional to 1,892,028.16, 2,835,577.92 and 768,784 is: 1,152,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,028.16 : 2,835,577.92 = 768,784 : x
  2. Step 2: Convert to fraction form
    1,892,028.16/2,835,577.92 = 768,784/x
  3. Step 3: Cross multiply
    1,892,028.16x = 2,835,577.92 × 768,784
  4. Step 4: Simplify right side
    1,892,028.16x = 2,179,946,935,649.28
  5. Step 5: Solve for x
    x = 2,179,946,935,649.28/1,892,028.16
  6. Step 6: Final answer
    x = 1,152,174.68

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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.