Finding the Fourth Proportional to 4,315,557.40, 6,473,336.10 and 1,475,416.60
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Solution
The fourth proportional to 4,315,557.40, 6,473,336.10 and 1,475,416.60 is: 2,213,124.90
Step by Step Solution
- Step 1: Write the proportion equation
4,315,557.40 : 6,473,336.10 = 1,475,416.60 : x - Step 2: Convert to fraction form
4,315,557.40/6,473,336.10 = 1,475,416.60/x - Step 3: Cross multiply
4,315,557.40x = 6,473,336.10 × 1,475,416.60 - Step 4: Simplify right side
4,315,557.40x = 9,550,867,539,319.26 - Step 5: Solve for x
x = 9,550,867,539,319.26/4,315,557.40 - Step 6: Final answer
x = 2,213,124.90
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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.