Home / 1,915,749.45-2,870,513.78-1,204,504.65

Finding the Fourth Proportional to 1,915,749.45, 2,870,513.78 and 1,204,504.65

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Solution

The fourth proportional to 1,915,749.45, 2,870,513.78 and 1,204,504.65 is: 1,804,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,749.45 : 2,870,513.78 = 1,204,504.65 : x
  2. Step 2: Convert to fraction form
    1,915,749.45/2,870,513.78 = 1,204,504.65/x
  3. Step 3: Cross multiply
    1,915,749.45x = 2,870,513.78 × 1,204,504.65
  4. Step 4: Simplify right side
    1,915,749.45x = 3,457,547,189,876.55
  5. Step 5: Solve for x
    x = 3,457,547,189,876.55/1,915,749.45
  6. Step 6: Final answer
    x = 1,804,801.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.