Home / 3,609,284.24-4,980,813.46-1,977,678.36

Finding the Fourth Proportional to 3,609,284.24, 4,980,813.46 and 1,977,678.36

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Solution

The fourth proportional to 3,609,284.24, 4,980,813.46 and 1,977,678.36 is: 2,729,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,284.24 : 4,980,813.46 = 1,977,678.36 : x
  2. Step 2: Convert to fraction form
    3,609,284.24/4,980,813.46 = 1,977,678.36/x
  3. Step 3: Cross multiply
    3,609,284.24x = 4,980,813.46 × 1,977,678.36
  4. Step 4: Simplify right side
    3,609,284.24x = 9,850,446,990,094.53
  5. Step 5: Solve for x
    x = 9,850,446,990,094.53/3,609,284.24
  6. Step 6: Final answer
    x = 2,729,196.80

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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.