Finding the Fourth Proportional to 1,691,546, 2,537,048.80 and 493,188.08
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Solution
The fourth proportional to 1,691,546, 2,537,048.80 and 493,188.08 is: 739,703.34
Step by Step Solution
- Step 1: Write the proportion equation
1,691,546 : 2,537,048.80 = 493,188.08 : x - Step 2: Convert to fraction form
1,691,546/2,537,048.80 = 493,188.08/x - Step 3: Cross multiply
1,691,546x = 2,537,048.80 × 493,188.08 - Step 4: Simplify right side
1,691,546x = 1,251,242,226,538.30 - Step 5: Solve for x
x = 1,251,242,226,538.30/1,691,546 - Step 6: Final answer
x = 739,703.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.