Finding the Fourth Proportional to 5,341,397.80, 8,012,106.60 and 1,297,888.96
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Solution
The fourth proportional to 5,341,397.80, 8,012,106.60 and 1,297,888.96 is: 1,946,835.85
Step by Step Solution
- Step 1: Write the proportion equation
5,341,397.80 : 8,012,106.60 = 1,297,888.96 : x - Step 2: Convert to fraction form
5,341,397.80/8,012,106.60 = 1,297,888.96/x - Step 3: Cross multiply
5,341,397.80x = 8,012,106.60 × 1,297,888.96 - Step 4: Simplify right side
5,341,397.80x = 10,398,824,702,483.13 - Step 5: Solve for x
x = 10,398,824,702,483.13/5,341,397.80 - Step 6: Final answer
x = 1,946,835.85
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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.