Home / 2,875,618.67-3,968,215.28-1,568,792.93

Finding the Fourth Proportional to 2,875,618.67, 3,968,215.28 and 1,568,792.93

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Solution

The fourth proportional to 2,875,618.67, 3,968,215.28 and 1,568,792.93 is: 2,164,858.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,618.67 : 3,968,215.28 = 1,568,792.93 : x
  2. Step 2: Convert to fraction form
    2,875,618.67/3,968,215.28 = 1,568,792.93/x
  3. Step 3: Cross multiply
    2,875,618.67x = 3,968,215.28 × 1,568,792.93
  4. Step 4: Simplify right side
    2,875,618.67x = 6,225,308,048,296.93
  5. Step 5: Solve for x
    x = 6,225,308,048,296.93/2,875,618.67
  6. Step 6: Final answer
    x = 2,164,858.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.