Home / 1,960,737.47-2,705,759.11-1,089,569.48

Finding the Fourth Proportional to 1,960,737.47, 2,705,759.11 and 1,089,569.48

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Solution

The fourth proportional to 1,960,737.47, 2,705,759.11 and 1,089,569.48 is: 1,503,573.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,737.47 : 2,705,759.11 = 1,089,569.48 : x
  2. Step 2: Convert to fraction form
    1,960,737.47/2,705,759.11 = 1,089,569.48/x
  3. Step 3: Cross multiply
    1,960,737.47x = 2,705,759.11 × 1,089,569.48
  4. Step 4: Simplify right side
    1,960,737.47x = 2,948,112,546,487.96
  5. Step 5: Solve for x
    x = 2,948,112,546,487.96/1,960,737.47
  6. Step 6: Final answer
    x = 1,503,573.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.