Finding the Fourth Proportional to 3,031,287.66, 4,181,726.79 and 2,051,569.98
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Solution
The fourth proportional to 3,031,287.66, 4,181,726.79 and 2,051,569.98 is: 2,830,185.09
Step by Step Solution
- Step 1: Write the proportion equation
3,031,287.66 : 4,181,726.79 = 2,051,569.98 : x - Step 2: Convert to fraction form
3,031,287.66/4,181,726.79 = 2,051,569.98/x - Step 3: Cross multiply
3,031,287.66x = 4,181,726.79 × 2,051,569.98 - Step 4: Simplify right side
3,031,287.66x = 8,579,105,146,925.77 - Step 5: Solve for x
x = 8,579,105,146,925.77/3,031,287.66 - Step 6: Final answer
x = 2,830,185.09
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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.