Home / 2,980,374.03-4,112,802-1,691,137.53

Finding the Fourth Proportional to 2,980,374.03, 4,112,802 and 1,691,137.53

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Solution

The fourth proportional to 2,980,374.03, 4,112,802 and 1,691,137.53 is: 2,333,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,374.03 : 4,112,802 = 1,691,137.53 : x
  2. Step 2: Convert to fraction form
    2,980,374.03/4,112,802 = 1,691,137.53/x
  3. Step 3: Cross multiply
    2,980,374.03x = 4,112,802 × 1,691,137.53
  4. Step 4: Simplify right side
    2,980,374.03x = 6,955,313,815,659.06
  5. Step 5: Solve for x
    x = 6,955,313,815,659.06/2,980,374.03
  6. Step 6: Final answer
    x = 2,333,705.01

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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.