Home / 3,436,661.60-5,153,048.40-1,306,815.20

Finding the Fourth Proportional to 3,436,661.60, 5,153,048.40 and 1,306,815.20

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Solution

The fourth proportional to 3,436,661.60, 5,153,048.40 and 1,306,815.20 is: 1,959,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,661.60 : 5,153,048.40 = 1,306,815.20 : x
  2. Step 2: Convert to fraction form
    3,436,661.60/5,153,048.40 = 1,306,815.20/x
  3. Step 3: Cross multiply
    3,436,661.60x = 5,153,048.40 × 1,306,815.20
  4. Step 4: Simplify right side
    3,436,661.60x = 6,734,081,975,455.68
  5. Step 5: Solve for x
    x = 6,734,081,975,455.68/3,436,661.60
  6. Step 6: Final answer
    x = 1,959,483.58

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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.