Finding the Fourth Proportional to 4,501,416.80, 6,748,729.88 and 1,466,971.31
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Solution
The fourth proportional to 4,501,416.80, 6,748,729.88 and 1,466,971.31 is: 2,199,350.45
Step by Step Solution
- Step 1: Write the proportion equation
4,501,416.80 : 6,748,729.88 = 1,466,971.31 : x - Step 2: Convert to fraction form
4,501,416.80/6,748,729.88 = 1,466,971.31/x - Step 3: Cross multiply
4,501,416.80x = 6,748,729.88 × 1,466,971.31 - Step 4: Simplify right side
4,501,416.80x = 9,900,193,071,821.24 - Step 5: Solve for x
x = 9,900,193,071,821.24/4,501,416.80 - Step 6: Final answer
x = 2,199,350.45
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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.