Home / 2,801,883.80-4,202,825.70-1,384,707.80

Finding the Fourth Proportional to 2,801,883.80, 4,202,825.70 and 1,384,707.80

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Solution

The fourth proportional to 2,801,883.80, 4,202,825.70 and 1,384,707.80 is: 2,077,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,883.80 : 4,202,825.70 = 1,384,707.80 : x
  2. Step 2: Convert to fraction form
    2,801,883.80/4,202,825.70 = 1,384,707.80/x
  3. Step 3: Cross multiply
    2,801,883.80x = 4,202,825.70 × 1,384,707.80
  4. Step 4: Simplify right side
    2,801,883.80x = 5,819,685,528,830.46
  5. Step 5: Solve for x
    x = 5,819,685,528,830.46/2,801,883.80
  6. Step 6: Final answer
    x = 2,077,061.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.