Finding the Fourth Proportional to 2,559,316.96, 3,838,581.68 and 853,490.08
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Solution
The fourth proportional to 2,559,316.96, 3,838,581.68 and 853,490.08 is: 1,280,103.81
Step by Step Solution
- Step 1: Write the proportion equation
2,559,316.96 : 3,838,581.68 = 853,490.08 : x - Step 2: Convert to fraction form
2,559,316.96/3,838,581.68 = 853,490.08/x - Step 3: Cross multiply
2,559,316.96x = 3,838,581.68 × 853,490.08 - Step 4: Simplify right side
2,559,316.96x = 3,276,191,385,149.73 - Step 5: Solve for x
x = 3,276,191,385,149.73/2,559,316.96 - Step 6: Final answer
x = 1,280,103.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.