Finding the Fourth Proportional to 1,600,490.93, 2,208,646.44 and 875,336.40
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Solution
The fourth proportional to 1,600,490.93, 2,208,646.44 and 875,336.40 is: 1,207,947.26
Step by Step Solution
- Step 1: Write the proportion equation
1,600,490.93 : 2,208,646.44 = 875,336.40 : x - Step 2: Convert to fraction form
1,600,490.93/2,208,646.44 = 875,336.40/x - Step 3: Cross multiply
1,600,490.93x = 2,208,646.44 × 875,336.40 - Step 4: Simplify right side
1,600,490.93x = 1,933,308,623,662.42 - Step 5: Solve for x
x = 1,933,308,623,662.42/1,600,490.93 - Step 6: Final answer
x = 1,207,947.26
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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.