Home / 1,928,143.47-2,892,593.51-713,730.71

Finding the Fourth Proportional to 1,928,143.47, 2,892,593.51 and 713,730.71

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Solution

The fourth proportional to 1,928,143.47, 2,892,593.51 and 713,730.71 is: 1,070,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,143.47 : 2,892,593.51 = 713,730.71 : x
  2. Step 2: Convert to fraction form
    1,928,143.47/2,892,593.51 = 713,730.71/x
  3. Step 3: Cross multiply
    1,928,143.47x = 2,892,593.51 × 713,730.71
  4. Step 4: Simplify right side
    1,928,143.47x = 2,064,532,813,716.91
  5. Step 5: Solve for x
    x = 2,064,532,813,716.91/1,928,143.47
  6. Step 6: Final answer
    x = 1,070,736.10

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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.