Home / 1,071,826.46-1,605,637.68-621,601.46

Finding the Fourth Proportional to 1,071,826.46, 1,605,637.68 and 621,601.46

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Solution

The fourth proportional to 1,071,826.46, 1,605,637.68 and 621,601.46 is: 931,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,826.46 : 1,605,637.68 = 621,601.46 : x
  2. Step 2: Convert to fraction form
    1,071,826.46/1,605,637.68 = 621,601.46/x
  3. Step 3: Cross multiply
    1,071,826.46x = 1,605,637.68 × 621,601.46
  4. Step 4: Simplify right side
    1,071,826.46x = 998,066,726,119.01
  5. Step 5: Solve for x
    x = 998,066,726,119.01/1,071,826.46
  6. Step 6: Final answer
    x = 931,183.14

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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.