Finding the Fourth Proportional to 4,178,508.34, 6,267,764.58 and 2,758,232.47
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Solution
The fourth proportional to 4,178,508.34, 6,267,764.58 and 2,758,232.47 is: 4,137,350.07
Step by Step Solution
- Step 1: Write the proportion equation
4,178,508.34 : 6,267,764.58 = 2,758,232.47 : x - Step 2: Convert to fraction form
4,178,508.34/6,267,764.58 = 2,758,232.47/x - Step 3: Cross multiply
4,178,508.34x = 6,267,764.58 × 2,758,232.47 - Step 4: Simplify right side
4,178,508.34x = 17,287,951,778,871.91 - Step 5: Solve for x
x = 17,287,951,778,871.91/4,178,508.34 - Step 6: Final answer
x = 4,137,350.07
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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.