Home / 5,289,915.57-7,928,232.15-2,860,972.02

Finding the Fourth Proportional to 5,289,915.57, 7,928,232.15 and 2,860,972.02

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Solution

The fourth proportional to 5,289,915.57, 7,928,232.15 and 2,860,972.02 is: 4,287,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289,915.57 : 7,928,232.15 = 2,860,972.02 : x
  2. Step 2: Convert to fraction form
    5,289,915.57/7,928,232.15 = 2,860,972.02/x
  3. Step 3: Cross multiply
    5,289,915.57x = 7,928,232.15 × 2,860,972.02
  4. Step 4: Simplify right side
    5,289,915.57x = 22,682,450,349,214.45
  5. Step 5: Solve for x
    x = 22,682,450,349,214.45/5,289,915.57
  6. Step 6: Final answer
    x = 4,287,866.23

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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.