Home / 1,778,621.22-2,453,883.93-1,004,155.38

Finding the Fourth Proportional to 1,778,621.22, 2,453,883.93 and 1,004,155.38

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Solution

The fourth proportional to 1,778,621.22, 2,453,883.93 and 1,004,155.38 is: 1,385,388.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,621.22 : 2,453,883.93 = 1,004,155.38 : x
  2. Step 2: Convert to fraction form
    1,778,621.22/2,453,883.93 = 1,004,155.38/x
  3. Step 3: Cross multiply
    1,778,621.22x = 2,453,883.93 × 1,004,155.38
  4. Step 4: Simplify right side
    1,778,621.22x = 2,464,080,750,205.04
  5. Step 5: Solve for x
    x = 2,464,080,750,205.04/1,778,621.22
  6. Step 6: Final answer
    x = 1,385,388.14

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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.