Finding the Fourth Proportional to 1,671,514.62, 2,306,894.18 and 983,153.63
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Solution
The fourth proportional to 1,671,514.62, 2,306,894.18 and 983,153.63 is: 1,356,871.99
Step by Step Solution
- Step 1: Write the proportion equation
1,671,514.62 : 2,306,894.18 = 983,153.63 : x - Step 2: Convert to fraction form
1,671,514.62/2,306,894.18 = 983,153.63/x - Step 3: Cross multiply
1,671,514.62x = 2,306,894.18 × 983,153.63 - Step 4: Simplify right side
1,671,514.62x = 2,268,031,370,642.63 - Step 5: Solve for x
x = 2,268,031,370,642.63/1,671,514.62 - Step 6: Final answer
x = 1,356,871.99
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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.