Home / 1,561,268.73-2,340,181.35-1,021,300.86

Finding the Fourth Proportional to 1,561,268.73, 2,340,181.35 and 1,021,300.86

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Solution

The fourth proportional to 1,561,268.73, 2,340,181.35 and 1,021,300.86 is: 1,530,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,268.73 : 2,340,181.35 = 1,021,300.86 : x
  2. Step 2: Convert to fraction form
    1,561,268.73/2,340,181.35 = 1,021,300.86/x
  3. Step 3: Cross multiply
    1,561,268.73x = 2,340,181.35 × 1,021,300.86
  4. Step 4: Simplify right side
    1,561,268.73x = 2,390,029,225,310.96
  5. Step 5: Solve for x
    x = 2,390,029,225,310.96/1,561,268.73
  6. Step 6: Final answer
    x = 1,530,825.01

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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.