Finding the Fourth Proportional to 5,230,886.45, 7,846,354.71 and 1,587,647.97
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Solution
The fourth proportional to 5,230,886.45, 7,846,354.71 and 1,587,647.97 is: 2,381,479.56
Step by Step Solution
- Step 1: Write the proportion equation
5,230,886.45 : 7,846,354.71 = 1,587,647.97 : x - Step 2: Convert to fraction form
5,230,886.45/7,846,354.71 = 1,587,647.97/x - Step 3: Cross multiply
5,230,886.45x = 7,846,354.71 × 1,587,647.97 - Step 4: Simplify right side
5,230,886.45x = 12,457,249,127,231.44 - Step 5: Solve for x
x = 12,457,249,127,231.44/5,230,886.45 - Step 6: Final answer
x = 2,381,479.56
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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.