Home / 1,451,918.52-2,003,360.40-879,012

Finding the Fourth Proportional to 1,451,918.52, 2,003,360.40 and 879,012

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Solution

The fourth proportional to 1,451,918.52, 2,003,360.40 and 879,012 is: 1,212,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,918.52 : 2,003,360.40 = 879,012 : x
  2. Step 2: Convert to fraction form
    1,451,918.52/2,003,360.40 = 879,012/x
  3. Step 3: Cross multiply
    1,451,918.52x = 2,003,360.40 × 879,012
  4. Step 4: Simplify right side
    1,451,918.52x = 1,760,977,831,924.80
  5. Step 5: Solve for x
    x = 1,760,977,831,924.80/1,451,918.52
  6. Step 6: Final answer
    x = 1,212,862.71

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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.