Home / 1,707,579.36-2,356,751.07-1,019,286.72

Finding the Fourth Proportional to 1,707,579.36, 2,356,751.07 and 1,019,286.72

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Solution

The fourth proportional to 1,707,579.36, 2,356,751.07 and 1,019,286.72 is: 1,406,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,579.36 : 2,356,751.07 = 1,019,286.72 : x
  2. Step 2: Convert to fraction form
    1,707,579.36/2,356,751.07 = 1,019,286.72/x
  3. Step 3: Cross multiply
    1,707,579.36x = 2,356,751.07 × 1,019,286.72
  4. Step 4: Simplify right side
    1,707,579.36x = 2,402,205,069,430.11
  5. Step 5: Solve for x
    x = 2,402,205,069,430.11/1,707,579.36
  6. Step 6: Final answer
    x = 1,406,789.71

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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.