Finding the Fourth Proportional to 4,430,553.30, 6,646,951.52 and 1,235,679.54
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Solution
The fourth proportional to 4,430,553.30, 6,646,951.52 and 1,235,679.54 is: 1,853,832.12
Step by Step Solution
- Step 1: Write the proportion equation
4,430,553.30 : 6,646,951.52 = 1,235,679.54 : x - Step 2: Convert to fraction form
4,430,553.30/6,646,951.52 = 1,235,679.54/x - Step 3: Cross multiply
4,430,553.30x = 6,646,951.52 × 1,235,679.54 - Step 4: Simplify right side
4,430,553.30x = 8,213,502,026,968.07 - Step 5: Solve for x
x = 8,213,502,026,968.07/4,430,553.30 - Step 6: Final answer
x = 1,853,832.12
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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.