Finding the Fourth Proportional to 1,366,116.18, 2,048,707.71 and 860,365.14
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Solution
The fourth proportional to 1,366,116.18, 2,048,707.71 and 860,365.14 is: 1,290,253.88
Step by Step Solution
- Step 1: Write the proportion equation
1,366,116.18 : 2,048,707.71 = 860,365.14 : x - Step 2: Convert to fraction form
1,366,116.18/2,048,707.71 = 860,365.14/x - Step 3: Cross multiply
1,366,116.18x = 2,048,707.71 × 860,365.14 - Step 4: Simplify right side
1,366,116.18x = 1,762,636,695,733.23 - Step 5: Solve for x
x = 1,762,636,695,733.23/1,366,116.18 - Step 6: Final answer
x = 1,290,253.88
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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.