Finding the Fourth Proportional to 3,590,660.72, 5,381,337.54 and 1,458,267.68
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Solution
The fourth proportional to 3,590,660.72, 5,381,337.54 and 1,458,267.68 is: 2,185,511.59
Step by Step Solution
- Step 1: Write the proportion equation
3,590,660.72 : 5,381,337.54 = 1,458,267.68 : x - Step 2: Convert to fraction form
3,590,660.72/5,381,337.54 = 1,458,267.68/x - Step 3: Cross multiply
3,590,660.72x = 5,381,337.54 × 1,458,267.68 - Step 4: Simplify right side
3,590,660.72x = 7,847,430,609,752.71 - Step 5: Solve for x
x = 7,847,430,609,752.71/3,590,660.72 - Step 6: Final answer
x = 2,185,511.59
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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.