Home / 2,726,521.80-4,089,744.30-1,230,611.40

Finding the Fourth Proportional to 2,726,521.80, 4,089,744.30 and 1,230,611.40

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Solution

The fourth proportional to 2,726,521.80, 4,089,744.30 and 1,230,611.40 is: 1,845,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,521.80 : 4,089,744.30 = 1,230,611.40 : x
  2. Step 2: Convert to fraction form
    2,726,521.80/4,089,744.30 = 1,230,611.40/x
  3. Step 3: Cross multiply
    2,726,521.80x = 4,089,744.30 × 1,230,611.40
  4. Step 4: Simplify right side
    2,726,521.80x = 5,032,885,958,665.02
  5. Step 5: Solve for x
    x = 5,032,885,958,665.02/2,726,521.80
  6. Step 6: Final answer
    x = 1,845,899.77

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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.