Home / 3,560,378.74-5,341,242.03-1,430,629.54

Finding the Fourth Proportional to 3,560,378.74, 5,341,242.03 and 1,430,629.54

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Solution

The fourth proportional to 3,560,378.74, 5,341,242.03 and 1,430,629.54 is: 2,146,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560,378.74 : 5,341,242.03 = 1,430,629.54 : x
  2. Step 2: Convert to fraction form
    3,560,378.74/5,341,242.03 = 1,430,629.54/x
  3. Step 3: Cross multiply
    3,560,378.74x = 5,341,242.03 × 1,430,629.54
  4. Step 4: Simplify right side
    3,560,378.74x = 7,641,338,628,407.57
  5. Step 5: Solve for x
    x = 7,641,338,628,407.57/3,560,378.74
  6. Step 6: Final answer
    x = 2,146,215.10

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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.