Finding the Fourth Proportional to 1,509,897.94, 2,083,745.37 and 865,425.49
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Solution
The fourth proportional to 1,509,897.94, 2,083,745.37 and 865,425.49 is: 1,194,336.59
Step by Step Solution
- Step 1: Write the proportion equation
1,509,897.94 : 2,083,745.37 = 865,425.49 : x - Step 2: Convert to fraction form
1,509,897.94/2,083,745.37 = 865,425.49/x - Step 3: Cross multiply
1,509,897.94x = 2,083,745.37 × 865,425.49 - Step 4: Simplify right side
1,509,897.94x = 1,803,326,357,426.36 - Step 5: Solve for x
x = 1,803,326,357,426.36/1,509,897.94 - Step 6: Final answer
x = 1,194,336.59
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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.