Home / 2,778,918.08-4,166,199.60-1,097,280.32

Finding the Fourth Proportional to 2,778,918.08, 4,166,199.60 and 1,097,280.32

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Solution

The fourth proportional to 2,778,918.08, 4,166,199.60 and 1,097,280.32 is: 1,645,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,918.08 : 4,166,199.60 = 1,097,280.32 : x
  2. Step 2: Convert to fraction form
    2,778,918.08/4,166,199.60 = 1,097,280.32/x
  3. Step 3: Cross multiply
    2,778,918.08x = 4,166,199.60 × 1,097,280.32
  4. Step 4: Simplify right side
    2,778,918.08x = 4,571,488,830,271.87
  5. Step 5: Solve for x
    x = 4,571,488,830,271.87/2,778,918.08
  6. Step 6: Final answer
    x = 1,645,060.67

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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.