Home / 1,161,974.64-1,743,242.16-403,705.76

Finding the Fourth Proportional to 1,161,974.64, 1,743,242.16 and 403,705.76

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Solution

The fourth proportional to 1,161,974.64, 1,743,242.16 and 403,705.76 is: 605,655.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,974.64 : 1,743,242.16 = 403,705.76 : x
  2. Step 2: Convert to fraction form
    1,161,974.64/1,743,242.16 = 403,705.76/x
  3. Step 3: Cross multiply
    1,161,974.64x = 1,743,242.16 × 403,705.76
  4. Step 4: Simplify right side
    1,161,974.64x = 703,756,901,066.84
  5. Step 5: Solve for x
    x = 703,756,901,066.84/1,161,974.64
  6. Step 6: Final answer
    x = 605,655.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.