Finding the Fourth Proportional to 3,516,910.34, 5,275,267.08 and 1,120,898.75
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Solution
The fourth proportional to 3,516,910.34, 5,275,267.08 and 1,120,898.75 is: 1,681,316.75
Step by Step Solution
- Step 1: Write the proportion equation
3,516,910.34 : 5,275,267.08 = 1,120,898.75 : x - Step 2: Convert to fraction form
3,516,910.34/5,275,267.08 = 1,120,898.75/x - Step 3: Cross multiply
3,516,910.34x = 5,275,267.08 × 1,120,898.75 - Step 4: Simplify right side
3,516,910.34x = 5,913,040,249,511.82 - Step 5: Solve for x
x = 5,913,040,249,511.82/3,516,910.34 - Step 6: Final answer
x = 1,681,316.75
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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.