Finding the Fourth Proportional to 4,706,426.19, 7,059,228.87 and 2,909,586.99
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Solution
The fourth proportional to 4,706,426.19, 7,059,228.87 and 2,909,586.99 is: 4,364,126.76
Step by Step Solution
- Step 1: Write the proportion equation
4,706,426.19 : 7,059,228.87 = 2,909,586.99 : x - Step 2: Convert to fraction form
4,706,426.19/7,059,228.87 = 2,909,586.99/x - Step 3: Cross multiply
4,706,426.19x = 7,059,228.87 × 2,909,586.99 - Step 4: Simplify right side
4,706,426.19x = 20,539,440,479,584.40 - Step 5: Solve for x
x = 20,539,440,479,584.40/4,706,426.19 - Step 6: Final answer
x = 4,364,126.76
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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.