Home / 1,435,607.40-1,981,226.64-791,027.40

Finding the Fourth Proportional to 1,435,607.40, 1,981,226.64 and 791,027.40

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Solution

The fourth proportional to 1,435,607.40, 1,981,226.64 and 791,027.40 is: 1,091,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,607.40 : 1,981,226.64 = 791,027.40 : x
  2. Step 2: Convert to fraction form
    1,435,607.40/1,981,226.64 = 791,027.40/x
  3. Step 3: Cross multiply
    1,435,607.40x = 1,981,226.64 × 791,027.40
  4. Step 4: Simplify right side
    1,435,607.40x = 1,567,204,557,849.94
  5. Step 5: Solve for x
    x = 1,567,204,557,849.94/1,435,607.40
  6. Step 6: Final answer
    x = 1,091,666.54

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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.