Home / 1,330,055.42-1,831,610.52-1,155,544.92

Finding the Fourth Proportional to 1,330,055.42, 1,831,610.52 and 1,155,544.92

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Solution

The fourth proportional to 1,330,055.42, 1,831,610.52 and 1,155,544.92 is: 1,591,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,055.42 : 1,831,610.52 = 1,155,544.92 : x
  2. Step 2: Convert to fraction form
    1,330,055.42/1,831,610.52 = 1,155,544.92/x
  3. Step 3: Cross multiply
    1,330,055.42x = 1,831,610.52 × 1,155,544.92
  4. Step 4: Simplify right side
    1,330,055.42x = 2,116,508,231,804.56
  5. Step 5: Solve for x
    x = 2,116,508,231,804.56/1,330,055.42
  6. Step 6: Final answer
    x = 1,591,293.27

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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.