Home / 1,707,143.72-2,355,906.13-943,246.76

Finding the Fourth Proportional to 1,707,143.72, 2,355,906.13 and 943,246.76

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Solution

The fourth proportional to 1,707,143.72, 2,355,906.13 and 943,246.76 is: 1,301,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,143.72 : 2,355,906.13 = 943,246.76 : x
  2. Step 2: Convert to fraction form
    1,707,143.72/2,355,906.13 = 943,246.76/x
  3. Step 3: Cross multiply
    1,707,143.72x = 2,355,906.13 × 943,246.76
  4. Step 4: Simplify right side
    1,707,143.72x = 2,222,200,809,848.99
  5. Step 5: Solve for x
    x = 2,222,200,809,848.99/1,707,143.72
  6. Step 6: Final answer
    x = 1,301,706.93

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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.