Home / 1,809,455.40-2,494,938.90-1,349,772

Finding the Fourth Proportional to 1,809,455.40, 2,494,938.90 and 1,349,772

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Solution

The fourth proportional to 1,809,455.40, 2,494,938.90 and 1,349,772 is: 1,861,111.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,455.40 : 2,494,938.90 = 1,349,772 : x
  2. Step 2: Convert to fraction form
    1,809,455.40/2,494,938.90 = 1,349,772/x
  3. Step 3: Cross multiply
    1,809,455.40x = 2,494,938.90 × 1,349,772
  4. Step 4: Simplify right side
    1,809,455.40x = 3,367,598,668,930.80
  5. Step 5: Solve for x
    x = 3,367,598,668,930.80/1,809,455.40
  6. Step 6: Final answer
    x = 1,861,111.73

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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.