Home / 1,110,993.84-1,666,146.96-400,932

Finding the Fourth Proportional to 1,110,993.84, 1,666,146.96 and 400,932

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Solution

The fourth proportional to 1,110,993.84, 1,666,146.96 and 400,932 is: 601,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,993.84 : 1,666,146.96 = 400,932 : x
  2. Step 2: Convert to fraction form
    1,110,993.84/1,666,146.96 = 400,932/x
  3. Step 3: Cross multiply
    1,110,993.84x = 1,666,146.96 × 400,932
  4. Step 4: Simplify right side
    1,110,993.84x = 668,011,632,966.72
  5. Step 5: Solve for x
    x = 668,011,632,966.72/1,110,993.84
  6. Step 6: Final answer
    x = 601,273.93

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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.