Home / 1,199,902.22-1,655,880.77-656,038.64

Finding the Fourth Proportional to 1,199,902.22, 1,655,880.77 and 656,038.64

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Solution

The fourth proportional to 1,199,902.22, 1,655,880.77 and 656,038.64 is: 905,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,902.22 : 1,655,880.77 = 656,038.64 : x
  2. Step 2: Convert to fraction form
    1,199,902.22/1,655,880.77 = 656,038.64/x
  3. Step 3: Cross multiply
    1,199,902.22x = 1,655,880.77 × 656,038.64
  4. Step 4: Simplify right side
    1,199,902.22x = 1,086,321,768,352.95
  5. Step 5: Solve for x
    x = 1,086,321,768,352.95/1,199,902.22
  6. Step 6: Final answer
    x = 905,341.91

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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.