Home / 1,448,006.40-2,172,009.60-917,877.60

Finding the Fourth Proportional to 1,448,006.40, 2,172,009.60 and 917,877.60

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Solution

The fourth proportional to 1,448,006.40, 2,172,009.60 and 917,877.60 is: 1,376,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,006.40 : 2,172,009.60 = 917,877.60 : x
  2. Step 2: Convert to fraction form
    1,448,006.40/2,172,009.60 = 917,877.60/x
  3. Step 3: Cross multiply
    1,448,006.40x = 2,172,009.60 × 917,877.60
  4. Step 4: Simplify right side
    1,448,006.40x = 1,993,638,958,824.96
  5. Step 5: Solve for x
    x = 1,993,638,958,824.96/1,448,006.40
  6. Step 6: Final answer
    x = 1,376,816.40

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