Home / 1,138,303.82-1,707,750.83-605,386.50

Finding the Fourth Proportional to 1,138,303.82, 1,707,750.83 and 605,386.50

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Solution

The fourth proportional to 1,138,303.82, 1,707,750.83 and 605,386.50 is: 908,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,303.82 : 1,707,750.83 = 605,386.50 : x
  2. Step 2: Convert to fraction form
    1,138,303.82/1,707,750.83 = 605,386.50/x
  3. Step 3: Cross multiply
    1,138,303.82x = 1,707,750.83 × 605,386.50
  4. Step 4: Simplify right side
    1,138,303.82x = 1,033,849,297,845.80
  5. Step 5: Solve for x
    x = 1,033,849,297,845.80/1,138,303.82
  6. Step 6: Final answer
    x = 908,236.69

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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.