Home / 3,020,153.58-4,167,899.58-1,643,586.12

Finding the Fourth Proportional to 3,020,153.58, 4,167,899.58 and 1,643,586.12

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Solution

The fourth proportional to 3,020,153.58, 4,167,899.58 and 1,643,586.12 is: 2,268,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,153.58 : 4,167,899.58 = 1,643,586.12 : x
  2. Step 2: Convert to fraction form
    3,020,153.58/4,167,899.58 = 1,643,586.12/x
  3. Step 3: Cross multiply
    3,020,153.58x = 4,167,899.58 × 1,643,586.12
  4. Step 4: Simplify right side
    3,020,153.58x = 6,850,301,899,241.83
  5. Step 5: Solve for x
    x = 6,850,301,899,241.83/3,020,153.58
  6. Step 6: Final answer
    x = 2,268,196.54

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1.5x scale

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.