Home / 3,301,637.20-4,949,575.80-1,281,259.60

Finding the Fourth Proportional to 3,301,637.20, 4,949,575.80 and 1,281,259.60

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Solution

The fourth proportional to 3,301,637.20, 4,949,575.80 and 1,281,259.60 is: 1,920,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301,637.20 : 4,949,575.80 = 1,281,259.60 : x
  2. Step 2: Convert to fraction form
    3,301,637.20/4,949,575.80 = 1,281,259.60/x
  3. Step 3: Cross multiply
    3,301,637.20x = 4,949,575.80 × 1,281,259.60
  4. Step 4: Simplify right side
    3,301,637.20x = 6,341,691,509,677.68
  5. Step 5: Solve for x
    x = 6,341,691,509,677.68/3,301,637.20
  6. Step 6: Final answer
    x = 1,920,771.76

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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.