Finding the Fourth Proportional to 3,516,910.52, 5,275,267.36 and 1,120,898.93
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Solution
The fourth proportional to 3,516,910.52, 5,275,267.36 and 1,120,898.93 is: 1,681,317.02
Step by Step Solution
- Step 1: Write the proportion equation
3,516,910.52 : 5,275,267.36 = 1,120,898.93 : x - Step 2: Convert to fraction form
3,516,910.52/5,275,267.36 = 1,120,898.93/x - Step 3: Cross multiply
3,516,910.52x = 5,275,267.36 × 1,120,898.93 - Step 4: Simplify right side
3,516,910.52x = 5,913,041,510,109.34 - Step 5: Solve for x
x = 5,913,041,510,109.34/3,516,910.52 - Step 6: Final answer
x = 1,681,317.02
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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.