Finding the Fourth Proportional to 5,323,068.18, 7,987,764.51 and 1,959,637.14
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Solution
The fourth proportional to 5,323,068.18, 7,987,764.51 and 1,959,637.14 is: 2,940,619.86
Step by Step Solution
- Step 1: Write the proportion equation
5,323,068.18 : 7,987,764.51 = 1,959,637.14 : x - Step 2: Convert to fraction form
5,323,068.18/7,987,764.51 = 1,959,637.14/x - Step 3: Cross multiply
5,323,068.18x = 7,987,764.51 × 1,959,637.14 - Step 4: Simplify right side
5,323,068.18x = 15,653,119,999,369.90 - Step 5: Solve for x
x = 15,653,119,999,369.90/5,323,068.18 - Step 6: Final answer
x = 2,940,619.86
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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.