Home / 1,090,674.09-1,504,740.62-631,538.01

Finding the Fourth Proportional to 1,090,674.09, 1,504,740.62 and 631,538.01

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Solution

The fourth proportional to 1,090,674.09, 1,504,740.62 and 631,538.01 is: 871,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,674.09 : 1,504,740.62 = 631,538.01 : x
  2. Step 2: Convert to fraction form
    1,090,674.09/1,504,740.62 = 631,538.01/x
  3. Step 3: Cross multiply
    1,090,674.09x = 1,504,740.62 × 631,538.01
  4. Step 4: Simplify right side
    1,090,674.09x = 950,300,893,563.28
  5. Step 5: Solve for x
    x = 950,300,893,563.28/1,090,674.09
  6. Step 6: Final answer
    x = 871,296.85

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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.