Home / 1,174,185.41-1,620,382.08-657,940.40

Finding the Fourth Proportional to 1,174,185.41, 1,620,382.08 and 657,940.40

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Solution

The fourth proportional to 1,174,185.41, 1,620,382.08 and 657,940.40 is: 907,961.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,185.41 : 1,620,382.08 = 657,940.40 : x
  2. Step 2: Convert to fraction form
    1,174,185.41/1,620,382.08 = 657,940.40/x
  3. Step 3: Cross multiply
    1,174,185.41x = 1,620,382.08 × 657,940.40
  4. Step 4: Simplify right side
    1,174,185.41x = 1,066,114,833,868.03
  5. Step 5: Solve for x
    x = 1,066,114,833,868.03/1,174,185.41
  6. Step 6: Final answer
    x = 907,961.23

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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.