Home / 1,111,759.96-1,667,622.36-353,590.52

Finding the Fourth Proportional to 1,111,759.96, 1,667,622.36 and 353,590.52

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Solution

The fourth proportional to 1,111,759.96, 1,667,622.36 and 353,590.52 is: 530,380.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,759.96 : 1,667,622.36 = 353,590.52 : x
  2. Step 2: Convert to fraction form
    1,111,759.96/1,667,622.36 = 353,590.52/x
  3. Step 3: Cross multiply
    1,111,759.96x = 1,667,622.36 × 353,590.52
  4. Step 4: Simplify right side
    1,111,759.96x = 589,655,457,436.03
  5. Step 5: Solve for x
    x = 589,655,457,436.03/1,111,759.96
  6. Step 6: Final answer
    x = 530,380.19

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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.