Home / 2,009,343.40-3,014,015.10-1,211,525.80

Finding the Fourth Proportional to 2,009,343.40, 3,014,015.10 and 1,211,525.80

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Solution

The fourth proportional to 2,009,343.40, 3,014,015.10 and 1,211,525.80 is: 1,817,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,343.40 : 3,014,015.10 = 1,211,525.80 : x
  2. Step 2: Convert to fraction form
    2,009,343.40/3,014,015.10 = 1,211,525.80/x
  3. Step 3: Cross multiply
    2,009,343.40x = 3,014,015.10 × 1,211,525.80
  4. Step 4: Simplify right side
    2,009,343.40x = 3,651,557,055,239.58
  5. Step 5: Solve for x
    x = 3,651,557,055,239.58/2,009,343.40
  6. Step 6: Final answer
    x = 1,817,288.70

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Similar ratio
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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.