Home / 2,129,258.40-3,193,887.60-1,009,514.40

Finding the Fourth Proportional to 2,129,258.40, 3,193,887.60 and 1,009,514.40

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Solution

The fourth proportional to 2,129,258.40, 3,193,887.60 and 1,009,514.40 is: 1,514,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,258.40 : 3,193,887.60 = 1,009,514.40 : x
  2. Step 2: Convert to fraction form
    2,129,258.40/3,193,887.60 = 1,009,514.40/x
  3. Step 3: Cross multiply
    2,129,258.40x = 3,193,887.60 × 1,009,514.40
  4. Step 4: Simplify right side
    2,129,258.40x = 3,224,275,524,181.44
  5. Step 5: Solve for x
    x = 3,224,275,524,181.44/2,129,258.40
  6. Step 6: Final answer
    x = 1,514,271.60

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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.