Finding the Fourth Proportional to 4,430,824.64, 6,646,234.68 and 1,398,494.46
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Solution
The fourth proportional to 4,430,824.64, 6,646,234.68 and 1,398,494.46 is: 2,097,740.98
Step by Step Solution
- Step 1: Write the proportion equation
4,430,824.64 : 6,646,234.68 = 1,398,494.46 : x - Step 2: Convert to fraction form
4,430,824.64/6,646,234.68 = 1,398,494.46/x - Step 3: Cross multiply
4,430,824.64x = 6,646,234.68 × 1,398,494.46 - Step 4: Simplify right side
4,430,824.64x = 9,294,722,404,763.25 - Step 5: Solve for x
x = 9,294,722,404,763.25/4,430,824.64 - Step 6: Final answer
x = 2,097,740.98
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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.