Home / 1,821,388.48-2,513,466.06-1,005,577.30

Finding the Fourth Proportional to 1,821,388.48, 2,513,466.06 and 1,005,577.30

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Solution

The fourth proportional to 1,821,388.48, 2,513,466.06 and 1,005,577.30 is: 1,387,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,388.48 : 2,513,466.06 = 1,005,577.30 : x
  2. Step 2: Convert to fraction form
    1,821,388.48/2,513,466.06 = 1,005,577.30/x
  3. Step 3: Cross multiply
    1,821,388.48x = 2,513,466.06 × 1,005,577.30
  4. Step 4: Simplify right side
    1,821,388.48x = 2,527,484,414,256.44
  5. Step 5: Solve for x
    x = 2,527,484,414,256.44/1,821,388.48
  6. Step 6: Final answer
    x = 1,387,669.05

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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.