Home / 1,647,276-2,273,288.32-922,119.40

Finding the Fourth Proportional to 1,647,276, 2,273,288.32 and 922,119.40

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Solution

The fourth proportional to 1,647,276, 2,273,288.32 and 922,119.40 is: 1,272,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,276 : 2,273,288.32 = 922,119.40 : x
  2. Step 2: Convert to fraction form
    1,647,276/2,273,288.32 = 922,119.40/x
  3. Step 3: Cross multiply
    1,647,276x = 2,273,288.32 × 922,119.40
  4. Step 4: Simplify right side
    1,647,276x = 2,096,243,261,665.41
  5. Step 5: Solve for x
    x = 2,096,243,261,665.41/1,647,276
  6. Step 6: Final answer
    x = 1,272,551.33

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1.5x scale

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.