Home / 1,183,871.91-1,775,255.77-615,100.10

Finding the Fourth Proportional to 1,183,871.91, 1,775,255.77 and 615,100.10

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Solution

The fourth proportional to 1,183,871.91, 1,775,255.77 and 615,100.10 is: 922,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,871.91 : 1,775,255.77 = 615,100.10 : x
  2. Step 2: Convert to fraction form
    1,183,871.91/1,775,255.77 = 615,100.10/x
  3. Step 3: Cross multiply
    1,183,871.91x = 1,775,255.77 × 615,100.10
  4. Step 4: Simplify right side
    1,183,871.91x = 1,091,960,001,652.58
  5. Step 5: Solve for x
    x = 1,091,960,001,652.58/1,183,871.91
  6. Step 6: Final answer
    x = 922,363.30

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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.