Finding the Fourth Proportional to 1,590,805.48, 2,385,862.62 and 525,595.24
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Solution
The fourth proportional to 1,590,805.48, 2,385,862.62 and 525,595.24 is: 788,278.68
Step by Step Solution
- Step 1: Write the proportion equation
1,590,805.48 : 2,385,862.62 = 525,595.24 : x - Step 2: Convert to fraction form
1,590,805.48/2,385,862.62 = 525,595.24/x - Step 3: Cross multiply
1,590,805.48x = 2,385,862.62 × 525,595.24 - Step 4: Simplify right side
1,590,805.48x = 1,253,998,036,365.93 - Step 5: Solve for x
x = 1,253,998,036,365.93/1,590,805.48 - Step 6: Final answer
x = 788,278.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.