Finding the Fourth Proportional to 4,221,083.52, 6,330,295.98 and 1,380,532.68
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Solution
The fourth proportional to 4,221,083.52, 6,330,295.98 and 1,380,532.68 is: 2,070,364.26
Step by Step Solution
- Step 1: Write the proportion equation
4,221,083.52 : 6,330,295.98 = 1,380,532.68 : x - Step 2: Convert to fraction form
4,221,083.52/6,330,295.98 = 1,380,532.68/x - Step 3: Cross multiply
4,221,083.52x = 6,330,295.98 × 1,380,532.68 - Step 4: Simplify right side
4,221,083.52x = 8,739,180,474,462.63 - Step 5: Solve for x
x = 8,739,180,474,462.63/4,221,083.52 - Step 6: Final answer
x = 2,070,364.26
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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.