Home / 1,448,892.20-2,171,783.10-549,986.60

Finding the Fourth Proportional to 1,448,892.20, 2,171,783.10 and 549,986.60

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Solution

The fourth proportional to 1,448,892.20, 2,171,783.10 and 549,986.60 is: 824,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,892.20 : 2,171,783.10 = 549,986.60 : x
  2. Step 2: Convert to fraction form
    1,448,892.20/2,171,783.10 = 549,986.60/x
  3. Step 3: Cross multiply
    1,448,892.20x = 2,171,783.10 × 549,986.60
  4. Step 4: Simplify right side
    1,448,892.20x = 1,194,451,603,106.46
  5. Step 5: Solve for x
    x = 1,194,451,603,106.46/1,448,892.20
  6. Step 6: Final answer
    x = 824,389.56

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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.