Home / 2,859,916.14-4,305,335.65-2,605,384.53

Finding the Fourth Proportional to 2,859,916.14, 4,305,335.65 and 2,605,384.53

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Solution

The fourth proportional to 2,859,916.14, 4,305,335.65 and 2,605,384.53 is: 3,922,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,916.14 : 4,305,335.65 = 2,605,384.53 : x
  2. Step 2: Convert to fraction form
    2,859,916.14/4,305,335.65 = 2,605,384.53/x
  3. Step 3: Cross multiply
    2,859,916.14x = 4,305,335.65 × 2,605,384.53
  4. Step 4: Simplify right side
    2,859,916.14x = 11,217,054,915,476.14
  5. Step 5: Solve for x
    x = 11,217,054,915,476.14/2,859,916.14
  6. Step 6: Final answer
    x = 3,922,162.18

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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.