Home / 1,852,081.17-2,792,003.43-1,728,631.89

Finding the Fourth Proportional to 1,852,081.17, 2,792,003.43 and 1,728,631.89

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Solution

The fourth proportional to 1,852,081.17, 2,792,003.43 and 1,728,631.89 is: 2,605,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,081.17 : 2,792,003.43 = 1,728,631.89 : x
  2. Step 2: Convert to fraction form
    1,852,081.17/2,792,003.43 = 1,728,631.89/x
  3. Step 3: Cross multiply
    1,852,081.17x = 2,792,003.43 × 1,728,631.89
  4. Step 4: Simplify right side
    1,852,081.17x = 4,826,346,166,087.38
  5. Step 5: Solve for x
    x = 4,826,346,166,087.38/1,852,081.17
  6. Step 6: Final answer
    x = 2,605,904.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.