Home / 1,342,693.20-1,853,584.38-884,103.60

Finding the Fourth Proportional to 1,342,693.20, 1,853,584.38 and 884,103.60

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Solution

The fourth proportional to 1,342,693.20, 1,853,584.38 and 884,103.60 is: 1,220,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,693.20 : 1,853,584.38 = 884,103.60 : x
  2. Step 2: Convert to fraction form
    1,342,693.20/1,853,584.38 = 884,103.60/x
  3. Step 3: Cross multiply
    1,342,693.20x = 1,853,584.38 × 884,103.60
  4. Step 4: Simplify right side
    1,342,693.20x = 1,638,760,623,261.77
  5. Step 5: Solve for x
    x = 1,638,760,623,261.77/1,342,693.20
  6. Step 6: Final answer
    x = 1,220,502.66

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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.