Home / 2,142,765.66-2,957,101.83-1,175,930.83

Finding the Fourth Proportional to 2,142,765.66, 2,957,101.83 and 1,175,930.83

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Solution

The fourth proportional to 2,142,765.66, 2,957,101.83 and 1,175,930.83 is: 1,622,831.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,765.66 : 2,957,101.83 = 1,175,930.83 : x
  2. Step 2: Convert to fraction form
    2,142,765.66/2,957,101.83 = 1,175,930.83/x
  3. Step 3: Cross multiply
    2,142,765.66x = 2,957,101.83 × 1,175,930.83
  4. Step 4: Simplify right side
    2,142,765.66x = 3,477,347,201,953.66
  5. Step 5: Solve for x
    x = 3,477,347,201,953.66/2,142,765.66
  6. Step 6: Final answer
    x = 1,622,831.31

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1.5x scale

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.