Home / 2,550,001.77-3,519,065.50-1,388,511.69

Finding the Fourth Proportional to 2,550,001.77, 3,519,065.50 and 1,388,511.69

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Solution

The fourth proportional to 2,550,001.77, 3,519,065.50 and 1,388,511.69 is: 1,916,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550,001.77 : 3,519,065.50 = 1,388,511.69 : x
  2. Step 2: Convert to fraction form
    2,550,001.77/3,519,065.50 = 1,388,511.69/x
  3. Step 3: Cross multiply
    2,550,001.77x = 3,519,065.50 × 1,388,511.69
  4. Step 4: Simplify right side
    2,550,001.77x = 4,886,263,575,768.30
  5. Step 5: Solve for x
    x = 4,886,263,575,768.30/2,550,001.77
  6. Step 6: Final answer
    x = 1,916,180.46

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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.