Finding the Fourth Proportional to 1,600,513.62, 2,208,626.91 and 875,220.36
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Solution
The fourth proportional to 1,600,513.62, 2,208,626.91 and 875,220.36 is: 1,207,759.32
Step by Step Solution
- Step 1: Write the proportion equation
1,600,513.62 : 2,208,626.91 = 875,220.36 : x - Step 2: Convert to fraction form
1,600,513.62/2,208,626.91 = 875,220.36/x - Step 3: Cross multiply
1,600,513.62x = 2,208,626.91 × 875,220.36 - Step 4: Simplify right side
1,600,513.62x = 1,933,035,239,275.89 - Step 5: Solve for x
x = 1,933,035,239,275.89/1,600,513.62 - Step 6: Final answer
x = 1,207,759.32
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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.