Home / 1,947,297.96-2,918,335.99-1,515,536.77

Finding the Fourth Proportional to 1,947,297.96, 2,918,335.99 and 1,515,536.77

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Solution

The fourth proportional to 1,947,297.96, 2,918,335.99 and 1,515,536.77 is: 2,271,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,297.96 : 2,918,335.99 = 1,515,536.77 : x
  2. Step 2: Convert to fraction form
    1,947,297.96/2,918,335.99 = 1,515,536.77/x
  3. Step 3: Cross multiply
    1,947,297.96x = 2,918,335.99 × 1,515,536.77
  4. Step 4: Simplify right side
    1,947,297.96x = 4,422,845,496,270.51
  5. Step 5: Solve for x
    x = 4,422,845,496,270.51/1,947,297.96
  6. Step 6: Final answer
    x = 2,271,273.12

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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.