Finding the Fourth Proportional to 1,901,552.63, 2,851,726.70 and 621,864.41
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Solution
The fourth proportional to 1,901,552.63, 2,851,726.70 and 621,864.41 is: 932,599.66
Step by Step Solution
- Step 1: Write the proportion equation
1,901,552.63 : 2,851,726.70 = 621,864.41 : x - Step 2: Convert to fraction form
1,901,552.63/2,851,726.70 = 621,864.41/x - Step 3: Cross multiply
1,901,552.63x = 2,851,726.70 × 621,864.41 - Step 4: Simplify right side
1,901,552.63x = 1,773,387,329,072.77 - Step 5: Solve for x
x = 1,773,387,329,072.77/1,901,552.63 - Step 6: Final answer
x = 932,599.66
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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.