Home / 2,082,114.87-2,872,164.47-1,210,854.17

Finding the Fourth Proportional to 2,082,114.87, 2,872,164.47 and 1,210,854.17

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Solution

The fourth proportional to 2,082,114.87, 2,872,164.47 and 1,210,854.17 is: 1,670,307.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,114.87 : 2,872,164.47 = 1,210,854.17 : x
  2. Step 2: Convert to fraction form
    2,082,114.87/2,872,164.47 = 1,210,854.17/x
  3. Step 3: Cross multiply
    2,082,114.87x = 2,872,164.47 × 1,210,854.17
  4. Step 4: Simplify right side
    2,082,114.87x = 3,477,772,305,010.25
  5. Step 5: Solve for x
    x = 3,477,772,305,010.25/2,082,114.87
  6. Step 6: Final answer
    x = 1,670,307.61

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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.