Finding the Fourth Proportional to 3,138,688.04, 4,706,005.97 and 1,342,743.08
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Solution
The fourth proportional to 3,138,688.04, 4,706,005.97 and 1,342,743.08 is: 2,013,247.85
Step by Step Solution
- Step 1: Write the proportion equation
3,138,688.04 : 4,706,005.97 = 1,342,743.08 : x - Step 2: Convert to fraction form
3,138,688.04/4,706,005.97 = 1,342,743.08/x - Step 3: Cross multiply
3,138,688.04x = 4,706,005.97 × 1,342,743.08 - Step 4: Simplify right side
3,138,688.04x = 6,318,956,930,483.02 - Step 5: Solve for x
x = 6,318,956,930,483.02/3,138,688.04 - Step 6: Final answer
x = 2,013,247.85
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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.