Home / 1,071,826.48-1,605,637.68-621,601.48

Finding the Fourth Proportional to 1,071,826.48, 1,605,637.68 and 621,601.48

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Solution

The fourth proportional to 1,071,826.48, 1,605,637.68 and 621,601.48 is: 931,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,826.48 : 1,605,637.68 = 621,601.48 : x
  2. Step 2: Convert to fraction form
    1,071,826.48/1,605,637.68 = 621,601.48/x
  3. Step 3: Cross multiply
    1,071,826.48x = 1,605,637.68 × 621,601.48
  4. Step 4: Simplify right side
    1,071,826.48x = 998,066,758,231.77
  5. Step 5: Solve for x
    x = 998,066,758,231.77/1,071,826.48
  6. Step 6: Final answer
    x = 931,183.15

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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.