Home / 1,441,498.78-1,988,792.87-925,541.74

Finding the Fourth Proportional to 1,441,498.78, 1,988,792.87 and 925,541.74

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Solution

The fourth proportional to 1,441,498.78, 1,988,792.87 and 925,541.74 is: 1,276,942.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,498.78 : 1,988,792.87 = 925,541.74 : x
  2. Step 2: Convert to fraction form
    1,441,498.78/1,988,792.87 = 925,541.74/x
  3. Step 3: Cross multiply
    1,441,498.78x = 1,988,792.87 × 925,541.74
  4. Step 4: Simplify right side
    1,441,498.78x = 1,840,710,813,399.39
  5. Step 5: Solve for x
    x = 1,840,710,813,399.39/1,441,498.78
  6. Step 6: Final answer
    x = 1,276,942.33

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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.