Home / 2,222,931.16-3,066,516.36-1,405,758.60

Finding the Fourth Proportional to 2,222,931.16, 3,066,516.36 and 1,405,758.60

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Solution

The fourth proportional to 2,222,931.16, 3,066,516.36 and 1,405,758.60 is: 1,939,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,931.16 : 3,066,516.36 = 1,405,758.60 : x
  2. Step 2: Convert to fraction form
    2,222,931.16/3,066,516.36 = 1,405,758.60/x
  3. Step 3: Cross multiply
    2,222,931.16x = 3,066,516.36 × 1,405,758.60
  4. Step 4: Simplify right side
    2,222,931.16x = 4,310,781,745,110.70
  5. Step 5: Solve for x
    x = 4,310,781,745,110.70/2,222,931.16
  6. Step 6: Final answer
    x = 1,939,233.13

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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.