Home / 3,312,783.60-4,969,175.40-1,068,921.60

Finding the Fourth Proportional to 3,312,783.60, 4,969,175.40 and 1,068,921.60

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Solution

The fourth proportional to 3,312,783.60, 4,969,175.40 and 1,068,921.60 is: 1,603,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,783.60 : 4,969,175.40 = 1,068,921.60 : x
  2. Step 2: Convert to fraction form
    3,312,783.60/4,969,175.40 = 1,068,921.60/x
  3. Step 3: Cross multiply
    3,312,783.60x = 4,969,175.40 × 1,068,921.60
  4. Step 4: Simplify right side
    3,312,783.60x = 5,311,658,919,248.64
  5. Step 5: Solve for x
    x = 5,311,658,919,248.64/3,312,783.60
  6. Step 6: Final answer
    x = 1,603,382.40

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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.