Home / 1,167,686.60-1,751,529.90-978,729.80

Finding the Fourth Proportional to 1,167,686.60, 1,751,529.90 and 978,729.80

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Solution

The fourth proportional to 1,167,686.60, 1,751,529.90 and 978,729.80 is: 1,468,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,686.60 : 1,751,529.90 = 978,729.80 : x
  2. Step 2: Convert to fraction form
    1,167,686.60/1,751,529.90 = 978,729.80/x
  3. Step 3: Cross multiply
    1,167,686.60x = 1,751,529.90 × 978,729.80
  4. Step 4: Simplify right side
    1,167,686.60x = 1,714,274,508,721.02
  5. Step 5: Solve for x
    x = 1,714,274,508,721.02/1,167,686.60
  6. Step 6: Final answer
    x = 1,468,094.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.