Home / 2,147,160.12-3,220,741.08-1,009,087.08

Finding the Fourth Proportional to 2,147,160.12, 3,220,741.08 and 1,009,087.08

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Solution

The fourth proportional to 2,147,160.12, 3,220,741.08 and 1,009,087.08 is: 1,513,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,160.12 : 3,220,741.08 = 1,009,087.08 : x
  2. Step 2: Convert to fraction form
    2,147,160.12/3,220,741.08 = 1,009,087.08/x
  3. Step 3: Cross multiply
    2,147,160.12x = 3,220,741.08 × 1,009,087.08
  4. Step 4: Simplify right side
    2,147,160.12x = 3,250,008,211,853.25
  5. Step 5: Solve for x
    x = 3,250,008,211,853.25/2,147,160.12
  6. Step 6: Final answer
    x = 1,513,631.04

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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.