Home / 2,166,574-2,989,835.60-1,199,683.54

Finding the Fourth Proportional to 2,166,574, 2,989,835.60 and 1,199,683.54

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Solution

The fourth proportional to 2,166,574, 2,989,835.60 and 1,199,683.54 is: 1,655,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,574 : 2,989,835.60 = 1,199,683.54 : x
  2. Step 2: Convert to fraction form
    2,166,574/2,989,835.60 = 1,199,683.54/x
  3. Step 3: Cross multiply
    2,166,574x = 2,989,835.60 × 1,199,683.54
  4. Step 4: Simplify right side
    2,166,574x = 3,586,856,556,626.02
  5. Step 5: Solve for x
    x = 3,586,856,556,626.02/2,166,574
  6. Step 6: Final answer
    x = 1,655,543.06

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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.