Home / 1,236,068.32-1,705,633.32-692,128.48

Finding the Fourth Proportional to 1,236,068.32, 1,705,633.32 and 692,128.48

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Solution

The fourth proportional to 1,236,068.32, 1,705,633.32 and 692,128.48 is: 955,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,068.32 : 1,705,633.32 = 692,128.48 : x
  2. Step 2: Convert to fraction form
    1,236,068.32/1,705,633.32 = 692,128.48/x
  3. Step 3: Cross multiply
    1,236,068.32x = 1,705,633.32 × 692,128.48
  4. Step 4: Simplify right side
    1,236,068.32x = 1,180,517,397,208.95
  5. Step 5: Solve for x
    x = 1,180,517,397,208.95/1,236,068.32
  6. Step 6: Final answer
    x = 955,058.37

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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.