Home / 2,286,465.66-3,155,095.20-1,319,907.36

Finding the Fourth Proportional to 2,286,465.66, 3,155,095.20 and 1,319,907.36

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Solution

The fourth proportional to 2,286,465.66, 3,155,095.20 and 1,319,907.36 is: 1,821,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,465.66 : 3,155,095.20 = 1,319,907.36 : x
  2. Step 2: Convert to fraction form
    2,286,465.66/3,155,095.20 = 1,319,907.36/x
  3. Step 3: Cross multiply
    2,286,465.66x = 3,155,095.20 × 1,319,907.36
  4. Step 4: Simplify right side
    2,286,465.66x = 4,164,433,375,980.67
  5. Step 5: Solve for x
    x = 4,164,433,375,980.67/2,286,465.66
  6. Step 6: Final answer
    x = 1,821,340.88

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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.