Home / 1,994,267.86-2,752,052.03-1,219,841.72

Finding the Fourth Proportional to 1,994,267.86, 2,752,052.03 and 1,219,841.72

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Solution

The fourth proportional to 1,994,267.86, 2,752,052.03 and 1,219,841.72 is: 1,683,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,267.86 : 2,752,052.03 = 1,219,841.72 : x
  2. Step 2: Convert to fraction form
    1,994,267.86/2,752,052.03 = 1,219,841.72/x
  3. Step 3: Cross multiply
    1,994,267.86x = 2,752,052.03 × 1,219,841.72
  4. Step 4: Simplify right side
    1,994,267.86x = 3,357,067,881,804.69
  5. Step 5: Solve for x
    x = 3,357,067,881,804.69/1,994,267.86
  6. Step 6: Final answer
    x = 1,683,358.56

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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.