Home / 2,104,116.48-3,158,421.12-906,629.76

Finding the Fourth Proportional to 2,104,116.48, 3,158,421.12 and 906,629.76

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Solution

The fourth proportional to 2,104,116.48, 3,158,421.12 and 906,629.76 is: 1,360,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,116.48 : 3,158,421.12 = 906,629.76 : x
  2. Step 2: Convert to fraction form
    2,104,116.48/3,158,421.12 = 906,629.76/x
  3. Step 3: Cross multiply
    2,104,116.48x = 3,158,421.12 × 906,629.76
  4. Step 4: Simplify right side
    2,104,116.48x = 2,863,518,582,004.53
  5. Step 5: Solve for x
    x = 2,863,518,582,004.53/2,104,116.48
  6. Step 6: Final answer
    x = 1,360,912.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.