Home / 2,778,911.12-4,166,189.10-1,097,273.36

Finding the Fourth Proportional to 2,778,911.12, 4,166,189.10 and 1,097,273.36

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Solution

The fourth proportional to 2,778,911.12, 4,166,189.10 and 1,097,273.36 is: 1,645,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,911.12 : 4,166,189.10 = 1,097,273.36 : x
  2. Step 2: Convert to fraction form
    2,778,911.12/4,166,189.10 = 1,097,273.36/x
  3. Step 3: Cross multiply
    2,778,911.12x = 4,166,189.10 × 1,097,273.36
  4. Step 4: Simplify right side
    2,778,911.12x = 4,571,448,312,152.38
  5. Step 5: Solve for x
    x = 4,571,448,312,152.38/2,778,911.12
  6. Step 6: Final answer
    x = 1,645,050.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.