Home / 1,601,419.09-2,209,958.34-876,266.81

Finding the Fourth Proportional to 1,601,419.09, 2,209,958.34 and 876,266.81

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Solution

The fourth proportional to 1,601,419.09, 2,209,958.34 and 876,266.81 is: 1,209,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,419.09 : 2,209,958.34 = 876,266.81 : x
  2. Step 2: Convert to fraction form
    1,601,419.09/2,209,958.34 = 876,266.81/x
  3. Step 3: Cross multiply
    1,601,419.09x = 2,209,958.34 × 876,266.81
  4. Step 4: Simplify right side
    1,601,419.09x = 1,936,513,133,774.90
  5. Step 5: Solve for x
    x = 1,936,513,133,774.90/1,601,419.09
  6. Step 6: Final answer
    x = 1,209,248.19

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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.