Finding the Fourth Proportional to 1,551,224.40, 2,328,148.80 and 699,606.60
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Solution
The fourth proportional to 1,551,224.40, 2,328,148.80 and 699,606.60 is: 1,050,001.71
Step by Step Solution
- Step 1: Write the proportion equation
1,551,224.40 : 2,328,148.80 = 699,606.60 : x - Step 2: Convert to fraction form
1,551,224.40/2,328,148.80 = 699,606.60/x - Step 3: Cross multiply
1,551,224.40x = 2,328,148.80 × 699,606.60 - Step 4: Simplify right side
1,551,224.40x = 1,628,788,266,262.08 - Step 5: Solve for x
x = 1,628,788,266,262.08/1,551,224.40 - Step 6: Final answer
x = 1,050,001.71
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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.