Home / 1,110,401.28-1,665,601.72-605,386.94

Finding the Fourth Proportional to 1,110,401.28, 1,665,601.72 and 605,386.94

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Solution

The fourth proportional to 1,110,401.28, 1,665,601.72 and 605,386.94 is: 908,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,401.28 : 1,665,601.72 = 605,386.94 : x
  2. Step 2: Convert to fraction form
    1,110,401.28/1,665,601.72 = 605,386.94/x
  3. Step 3: Cross multiply
    1,110,401.28x = 1,665,601.72 × 605,386.94
  4. Step 4: Simplify right side
    1,110,401.28x = 1,008,333,528,529.54
  5. Step 5: Solve for x
    x = 1,008,333,528,529.54/1,110,401.28
  6. Step 6: Final answer
    x = 908,080.30

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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.