Finding the Fourth Proportional to 1,019,484.42, 1,406,893.97 and 560,628.58
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Solution
The fourth proportional to 1,019,484.42, 1,406,893.97 and 560,628.58 is: 773,670.45
Step by Step Solution
- Step 1: Write the proportion equation
1,019,484.42 : 1,406,893.97 = 560,628.58 : x - Step 2: Convert to fraction form
1,019,484.42/1,406,893.97 = 560,628.58/x - Step 3: Cross multiply
1,019,484.42x = 1,406,893.97 × 560,628.58 - Step 4: Simplify right side
1,019,484.42x = 788,744,968,611.66 - Step 5: Solve for x
x = 788,744,968,611.66/1,019,484.42 - Step 6: Final answer
x = 773,670.45
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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.