Finding the Fourth Proportional to 4,327,146.87, 6,490,539.88 and 1,132,202.31
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Solution
The fourth proportional to 4,327,146.87, 6,490,539.88 and 1,132,202.31 is: 1,698,256.26
Step by Step Solution
- Step 1: Write the proportion equation
4,327,146.87 : 6,490,539.88 = 1,132,202.31 : x - Step 2: Convert to fraction form
4,327,146.87/6,490,539.88 = 1,132,202.31/x - Step 3: Cross multiply
4,327,146.87x = 6,490,539.88 × 1,132,202.31 - Step 4: Simplify right side
4,327,146.87x = 7,348,604,246,291.32 - Step 5: Solve for x
x = 7,348,604,246,291.32/4,327,146.87 - Step 6: Final answer
x = 1,698,256.26
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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.