Home / 1,980,212.74-2,732,698.83-1,074,794.74

Finding the Fourth Proportional to 1,980,212.74, 2,732,698.83 and 1,074,794.74

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Solution

The fourth proportional to 1,980,212.74, 2,732,698.83 and 1,074,794.74 is: 1,483,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,212.74 : 2,732,698.83 = 1,074,794.74 : x
  2. Step 2: Convert to fraction form
    1,980,212.74/2,732,698.83 = 1,074,794.74/x
  3. Step 3: Cross multiply
    1,980,212.74x = 2,732,698.83 × 1,074,794.74
  4. Step 4: Simplify right side
    1,980,212.74x = 2,937,090,328,488.15
  5. Step 5: Solve for x
    x = 2,937,090,328,488.15/1,980,212.74
  6. Step 6: Final answer
    x = 1,483,219.59

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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.