Home / 1,084,443.60-1,495,201.88-879,915.36

Finding the Fourth Proportional to 1,084,443.60, 1,495,201.88 and 879,915.36

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Solution

The fourth proportional to 1,084,443.60, 1,495,201.88 and 879,915.36 is: 1,213,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,443.60 : 1,495,201.88 = 879,915.36 : x
  2. Step 2: Convert to fraction form
    1,084,443.60/1,495,201.88 = 879,915.36/x
  3. Step 3: Cross multiply
    1,084,443.60x = 1,495,201.88 × 879,915.36
  4. Step 4: Simplify right side
    1,084,443.60x = 1,315,651,100,512.88
  5. Step 5: Solve for x
    x = 1,315,651,100,512.88/1,084,443.60
  6. Step 6: Final answer
    x = 1,213,203.80

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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.