Finding the Fourth Proportional to 994,637.49, 1,372,001.45 and 607,276.05
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Solution
The fourth proportional to 994,637.49, 1,372,001.45 and 607,276.05 is: 837,675.66
Step by Step Solution
- Step 1: Write the proportion equation
994,637.49 : 1,372,001.45 = 607,276.05 : x - Step 2: Convert to fraction form
994,637.49/1,372,001.45 = 607,276.05/x - Step 3: Cross multiply
994,637.49x = 1,372,001.45 × 607,276.05 - Step 4: Simplify right side
994,637.49x = 833,183,618,113.89 - Step 5: Solve for x
x = 833,183,618,113.89/994,637.49 - Step 6: Final answer
x = 837,675.66
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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.