Finding the Fourth Proportional to 1,326,564.74, 1,830,708.34 and 753,701.96
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Solution
The fourth proportional to 1,326,564.74, 1,830,708.34 and 753,701.96 is: 1,040,136.54
Step by Step Solution
- Step 1: Write the proportion equation
1,326,564.74 : 1,830,708.34 = 753,701.96 : x - Step 2: Convert to fraction form
1,326,564.74/1,830,708.34 = 753,701.96/x - Step 3: Cross multiply
1,326,564.74x = 1,830,708.34 × 753,701.96 - Step 4: Simplify right side
1,326,564.74x = 1,379,808,464,046.35 - Step 5: Solve for x
x = 1,379,808,464,046.35/1,326,564.74 - Step 6: Final answer
x = 1,040,136.54
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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.