Home / 1,906,460.64-2,860,102.44-644,260.32

Finding the Fourth Proportional to 1,906,460.64, 2,860,102.44 and 644,260.32

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Solution

The fourth proportional to 1,906,460.64, 2,860,102.44 and 644,260.32 is: 966,529.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,460.64 : 2,860,102.44 = 644,260.32 : x
  2. Step 2: Convert to fraction form
    1,906,460.64/2,860,102.44 = 644,260.32/x
  3. Step 3: Cross multiply
    1,906,460.64x = 2,860,102.44 × 644,260.32
  4. Step 4: Simplify right side
    1,906,460.64x = 1,842,650,513,227.18
  5. Step 5: Solve for x
    x = 1,842,650,513,227.18/1,906,460.64
  6. Step 6: Final answer
    x = 966,529.53

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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.