Home / 2,286,411.90-3,155,020.83-1,319,853.66

Finding the Fourth Proportional to 2,286,411.90, 3,155,020.83 and 1,319,853.66

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Solution

The fourth proportional to 2,286,411.90, 3,155,020.83 and 1,319,853.66 is: 1,821,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,411.90 : 3,155,020.83 = 1,319,853.66 : x
  2. Step 2: Convert to fraction form
    2,286,411.90/3,155,020.83 = 1,319,853.66/x
  3. Step 3: Cross multiply
    2,286,411.90x = 3,155,020.83 × 1,319,853.66
  4. Step 4: Simplify right side
    2,286,411.90x = 4,164,165,789,851.74
  5. Step 5: Solve for x
    x = 4,164,165,789,851.74/2,286,411.90
  6. Step 6: Final answer
    x = 1,821,266.67

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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.