Home / 2,841,506.40-4,262,544.72-819,800.40

Finding the Fourth Proportional to 2,841,506.40, 4,262,544.72 and 819,800.40

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Solution

The fourth proportional to 2,841,506.40, 4,262,544.72 and 819,800.40 is: 1,229,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841,506.40 : 4,262,544.72 = 819,800.40 : x
  2. Step 2: Convert to fraction form
    2,841,506.40/4,262,544.72 = 819,800.40/x
  3. Step 3: Cross multiply
    2,841,506.40x = 4,262,544.72 × 819,800.40
  4. Step 4: Simplify right side
    2,841,506.40x = 3,494,435,866,473.89
  5. Step 5: Solve for x
    x = 3,494,435,866,473.89/2,841,506.40
  6. Step 6: Final answer
    x = 1,229,782.86

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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.