Home / 3,919,482.60-5,879,221.16-1,224,038.81

Finding the Fourth Proportional to 3,919,482.60, 5,879,221.16 and 1,224,038.81

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Solution

The fourth proportional to 3,919,482.60, 5,879,221.16 and 1,224,038.81 is: 1,836,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,482.60 : 5,879,221.16 = 1,224,038.81 : x
  2. Step 2: Convert to fraction form
    3,919,482.60/5,879,221.16 = 1,224,038.81/x
  3. Step 3: Cross multiply
    3,919,482.60x = 5,879,221.16 × 1,224,038.81
  4. Step 4: Simplify right side
    3,919,482.60x = 7,196,394,836,896.92
  5. Step 5: Solve for x
    x = 7,196,394,836,896.92/3,919,482.60
  6. Step 6: Final answer
    x = 1,836,057.35

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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.