Home / 2,103,362.40-3,155,043.60-683,464.80

Finding the Fourth Proportional to 2,103,362.40, 3,155,043.60 and 683,464.80

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Solution

The fourth proportional to 2,103,362.40, 3,155,043.60 and 683,464.80 is: 1,025,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,362.40 : 3,155,043.60 = 683,464.80 : x
  2. Step 2: Convert to fraction form
    2,103,362.40/3,155,043.60 = 683,464.80/x
  3. Step 3: Cross multiply
    2,103,362.40x = 3,155,043.60 × 683,464.80
  4. Step 4: Simplify right side
    2,103,362.40x = 2,156,361,243,065.28
  5. Step 5: Solve for x
    x = 2,156,361,243,065.28/2,103,362.40
  6. Step 6: Final answer
    x = 1,025,197.20

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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.