Home / 2,286,436.51-3,155,055.05-1,319,878.19

Finding the Fourth Proportional to 2,286,436.51, 3,155,055.05 and 1,319,878.19

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Solution

The fourth proportional to 2,286,436.51, 3,155,055.05 and 1,319,878.19 is: 1,821,300.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,436.51 : 3,155,055.05 = 1,319,878.19 : x
  2. Step 2: Convert to fraction form
    2,286,436.51/3,155,055.05 = 1,319,878.19/x
  3. Step 3: Cross multiply
    2,286,436.51x = 3,155,055.05 × 1,319,878.19
  4. Step 4: Simplify right side
    2,286,436.51x = 4,164,288,352,507.38
  5. Step 5: Solve for x
    x = 4,164,288,352,507.38/2,286,436.51
  6. Step 6: Final answer
    x = 1,821,300.67

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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.