Home / 3,036,630.20-4,554,945.30-1,238,916.20

Finding the Fourth Proportional to 3,036,630.20, 4,554,945.30 and 1,238,916.20

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Solution

The fourth proportional to 3,036,630.20, 4,554,945.30 and 1,238,916.20 is: 1,858,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,630.20 : 4,554,945.30 = 1,238,916.20 : x
  2. Step 2: Convert to fraction form
    3,036,630.20/4,554,945.30 = 1,238,916.20/x
  3. Step 3: Cross multiply
    3,036,630.20x = 4,554,945.30 × 1,238,916.20
  4. Step 4: Simplify right side
    3,036,630.20x = 5,643,195,522,283.86
  5. Step 5: Solve for x
    x = 5,643,195,522,283.86/3,036,630.20
  6. Step 6: Final answer
    x = 1,858,374.30

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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.