Home / 2,286,439.16-3,155,058.61-1,319,880.84

Finding the Fourth Proportional to 2,286,439.16, 3,155,058.61 and 1,319,880.84

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Solution

The fourth proportional to 2,286,439.16, 3,155,058.61 and 1,319,880.84 is: 1,821,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,439.16 : 3,155,058.61 = 1,319,880.84 : x
  2. Step 2: Convert to fraction form
    2,286,439.16/3,155,058.61 = 1,319,880.84/x
  3. Step 3: Cross multiply
    2,286,439.16x = 3,155,058.61 × 1,319,880.84
  4. Step 4: Simplify right side
    2,286,439.16x = 4,164,301,405,116.33
  5. Step 5: Solve for x
    x = 4,164,301,405,116.33/2,286,439.16
  6. Step 6: Final answer
    x = 1,821,304.27

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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.