Finding the Fourth Proportional to 1,599,118.24, 2,206,123.81 and 1,115,963.77
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Solution
The fourth proportional to 1,599,118.24, 2,206,123.81 and 1,115,963.77 is: 1,539,569.86
Step by Step Solution
- Step 1: Write the proportion equation
1,599,118.24 : 2,206,123.81 = 1,115,963.77 : x - Step 2: Convert to fraction form
1,599,118.24/2,206,123.81 = 1,115,963.77/x - Step 3: Cross multiply
1,599,118.24x = 2,206,123.81 × 1,115,963.77 - Step 4: Simplify right side
1,599,118.24x = 2,461,954,244,094.36 - Step 5: Solve for x
x = 2,461,954,244,094.36/1,599,118.24 - Step 6: Final answer
x = 1,539,569.86
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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.