Home / 1,648,903.80-2,473,355.70-1,383,183.30

Finding the Fourth Proportional to 1,648,903.80, 2,473,355.70 and 1,383,183.30

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Solution

The fourth proportional to 1,648,903.80, 2,473,355.70 and 1,383,183.30 is: 2,074,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,903.80 : 2,473,355.70 = 1,383,183.30 : x
  2. Step 2: Convert to fraction form
    1,648,903.80/2,473,355.70 = 1,383,183.30/x
  3. Step 3: Cross multiply
    1,648,903.80x = 2,473,355.70 × 1,383,183.30
  4. Step 4: Simplify right side
    1,648,903.80x = 3,421,104,299,199.81
  5. Step 5: Solve for x
    x = 3,421,104,299,199.81/1,648,903.80
  6. Step 6: Final answer
    x = 2,074,774.95

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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.