Home / 1,443,880.44-1,992,578.58-790,495.52

Finding the Fourth Proportional to 1,443,880.44, 1,992,578.58 and 790,495.52

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Solution

The fourth proportional to 1,443,880.44, 1,992,578.58 and 790,495.52 is: 1,090,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,880.44 : 1,992,578.58 = 790,495.52 : x
  2. Step 2: Convert to fraction form
    1,443,880.44/1,992,578.58 = 790,495.52/x
  3. Step 3: Cross multiply
    1,443,880.44x = 1,992,578.58 × 790,495.52
  4. Step 4: Simplify right side
    1,443,880.44x = 1,575,124,430,775.07
  5. Step 5: Solve for x
    x = 1,575,124,430,775.07/1,443,880.44
  6. Step 6: Final answer
    x = 1,090,896.72

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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.