Home / 1,161,967.40-1,743,231.30-403,698.50

Finding the Fourth Proportional to 1,161,967.40, 1,743,231.30 and 403,698.50

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Solution

The fourth proportional to 1,161,967.40, 1,743,231.30 and 403,698.50 is: 605,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,967.40 : 1,743,231.30 = 403,698.50 : x
  2. Step 2: Convert to fraction form
    1,161,967.40/1,743,231.30 = 403,698.50/x
  3. Step 3: Cross multiply
    1,161,967.40x = 1,743,231.30 × 403,698.50
  4. Step 4: Simplify right side
    1,161,967.40x = 703,739,852,246.89
  5. Step 5: Solve for x
    x = 703,739,852,246.89/1,161,967.40
  6. Step 6: Final answer
    x = 605,645.09

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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.