Home / 1,722,943.19-2,372,533.79-1,684,710.33

Finding the Fourth Proportional to 1,722,943.19, 2,372,533.79 and 1,684,710.33

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Solution

The fourth proportional to 1,722,943.19, 2,372,533.79 and 1,684,710.33 is: 2,319,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,943.19 : 2,372,533.79 = 1,684,710.33 : x
  2. Step 2: Convert to fraction form
    1,722,943.19/2,372,533.79 = 1,684,710.33/x
  3. Step 3: Cross multiply
    1,722,943.19x = 2,372,533.79 × 1,684,710.33
  4. Step 4: Simplify right side
    1,722,943.19x = 3,997,032,175,863.50
  5. Step 5: Solve for x
    x = 3,997,032,175,863.50/1,722,943.19
  6. Step 6: Final answer
    x = 2,319,886.23

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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.