Home / 2,146,334.46-2,961,295.66-1,286,581.02

Finding the Fourth Proportional to 2,146,334.46, 2,961,295.66 and 1,286,581.02

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Solution

The fourth proportional to 2,146,334.46, 2,961,295.66 and 1,286,581.02 is: 1,775,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,334.46 : 2,961,295.66 = 1,286,581.02 : x
  2. Step 2: Convert to fraction form
    2,146,334.46/2,961,295.66 = 1,286,581.02/x
  3. Step 3: Cross multiply
    2,146,334.46x = 2,961,295.66 × 1,286,581.02
  4. Step 4: Simplify right side
    2,146,334.46x = 3,809,946,774,030.72
  5. Step 5: Solve for x
    x = 3,809,946,774,030.72/2,146,334.46
  6. Step 6: Final answer
    x = 1,775,094.63

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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.