Home / 1,341,129.58-1,850,702.53-760,391.77

Finding the Fourth Proportional to 1,341,129.58, 1,850,702.53 and 760,391.77

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Solution

The fourth proportional to 1,341,129.58, 1,850,702.53 and 760,391.77 is: 1,049,308.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,129.58 : 1,850,702.53 = 760,391.77 : x
  2. Step 2: Convert to fraction form
    1,341,129.58/1,850,702.53 = 760,391.77/x
  3. Step 3: Cross multiply
    1,341,129.58x = 1,850,702.53 × 760,391.77
  4. Step 4: Simplify right side
    1,341,129.58x = 1,407,258,972,530.18
  5. Step 5: Solve for x
    x = 1,407,258,972,530.18/1,341,129.58
  6. Step 6: Final answer
    x = 1,049,308.73

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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.