Home / 1,377,032.20-2,061,611.70-1,235,314.60

Finding the Fourth Proportional to 1,377,032.20, 2,061,611.70 and 1,235,314.60

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Solution

The fourth proportional to 1,377,032.20, 2,061,611.70 and 1,235,314.60 is: 1,849,440.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,032.20 : 2,061,611.70 = 1,235,314.60 : x
  2. Step 2: Convert to fraction form
    1,377,032.20/2,061,611.70 = 1,235,314.60/x
  3. Step 3: Cross multiply
    1,377,032.20x = 2,061,611.70 × 1,235,314.60
  4. Step 4: Simplify right side
    1,377,032.20x = 2,546,739,032,540.82
  5. Step 5: Solve for x
    x = 2,546,739,032,540.82/1,377,032.20
  6. Step 6: Final answer
    x = 1,849,440.44

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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.