Home / 3,432,986.88-4,737,683.52-1,905,106.56

Finding the Fourth Proportional to 3,432,986.88, 4,737,683.52 and 1,905,106.56

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Solution

The fourth proportional to 3,432,986.88, 4,737,683.52 and 1,905,106.56 is: 2,629,136.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,986.88 : 4,737,683.52 = 1,905,106.56 : x
  2. Step 2: Convert to fraction form
    3,432,986.88/4,737,683.52 = 1,905,106.56/x
  3. Step 3: Cross multiply
    3,432,986.88x = 4,737,683.52 × 1,905,106.56
  4. Step 4: Simplify right side
    3,432,986.88x = 9,025,791,953,155.89
  5. Step 5: Solve for x
    x = 9,025,791,953,155.89/3,432,986.88
  6. Step 6: Final answer
    x = 2,629,136.75

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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.