Home / 1,332,216.35-1,838,347.48-751,407.47

Finding the Fourth Proportional to 1,332,216.35, 1,838,347.48 and 751,407.47

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Solution

The fourth proportional to 1,332,216.35, 1,838,347.48 and 751,407.47 is: 1,036,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,216.35 : 1,838,347.48 = 751,407.47 : x
  2. Step 2: Convert to fraction form
    1,332,216.35/1,838,347.48 = 751,407.47/x
  3. Step 3: Cross multiply
    1,332,216.35x = 1,838,347.48 × 751,407.47
  4. Step 4: Simplify right side
    1,332,216.35x = 1,381,348,027,569.00
  5. Step 5: Solve for x
    x = 1,381,348,027,569.00/1,332,216.35
  6. Step 6: Final answer
    x = 1,036,879.65

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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.