Finding the Fourth Proportional to 1,351,440.24, 1,865,004.12 and 747,884.40
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Solution
The fourth proportional to 1,351,440.24, 1,865,004.12 and 747,884.40 is: 1,032,089.65
Step by Step Solution
- Step 1: Write the proportion equation
1,351,440.24 : 1,865,004.12 = 747,884.40 : x - Step 2: Convert to fraction form
1,351,440.24/1,865,004.12 = 747,884.40/x - Step 3: Cross multiply
1,351,440.24x = 1,865,004.12 × 747,884.40 - Step 4: Simplify right side
1,351,440.24x = 1,394,807,487,283.73 - Step 5: Solve for x
x = 1,394,807,487,283.73/1,351,440.24 - Step 6: Final answer
x = 1,032,089.65
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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.