Home / 1,808,211.60-2,708,380.80-1,096,999.20

Finding the Fourth Proportional to 1,808,211.60, 2,708,380.80 and 1,096,999.20

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Solution

The fourth proportional to 1,808,211.60, 2,708,380.80 and 1,096,999.20 is: 1,643,110.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,211.60 : 2,708,380.80 = 1,096,999.20 : x
  2. Step 2: Convert to fraction form
    1,808,211.60/2,708,380.80 = 1,096,999.20/x
  3. Step 3: Cross multiply
    1,808,211.60x = 2,708,380.80 × 1,096,999.20
  4. Step 4: Simplify right side
    1,808,211.60x = 2,971,091,570,895.36
  5. Step 5: Solve for x
    x = 2,971,091,570,895.36/1,808,211.60
  6. Step 6: Final answer
    x = 1,643,110.56

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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.