Home / 1,776,613.20-2,664,919.80-1,068,824.40

Finding the Fourth Proportional to 1,776,613.20, 2,664,919.80 and 1,068,824.40

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Solution

The fourth proportional to 1,776,613.20, 2,664,919.80 and 1,068,824.40 is: 1,603,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,613.20 : 2,664,919.80 = 1,068,824.40 : x
  2. Step 2: Convert to fraction form
    1,776,613.20/2,664,919.80 = 1,068,824.40/x
  3. Step 3: Cross multiply
    1,776,613.20x = 2,664,919.80 × 1,068,824.40
  4. Step 4: Simplify right side
    1,776,613.20x = 2,848,331,306,283.12
  5. Step 5: Solve for x
    x = 2,848,331,306,283.12/1,776,613.20
  6. Step 6: Final answer
    x = 1,603,236.60

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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.