Home / 2,778,919.08-4,166,201.10-1,097,281.32

Finding the Fourth Proportional to 2,778,919.08, 4,166,201.10 and 1,097,281.32

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Solution

The fourth proportional to 2,778,919.08, 4,166,201.10 and 1,097,281.32 is: 1,645,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,919.08 : 4,166,201.10 = 1,097,281.32 : x
  2. Step 2: Convert to fraction form
    2,778,919.08/4,166,201.10 = 1,097,281.32/x
  3. Step 3: Cross multiply
    2,778,919.08x = 4,166,201.10 × 1,097,281.32
  4. Step 4: Simplify right side
    2,778,919.08x = 4,571,494,642,393.45
  5. Step 5: Solve for x
    x = 4,571,494,642,393.45/2,778,919.08
  6. Step 6: Final answer
    x = 1,645,062.17

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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.