Finding the Fourth Proportional to 5,104,271.19, 7,044,390.64 and 3,812,869.56
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Solution
The fourth proportional to 5,104,271.19, 7,044,390.64 and 3,812,869.56 is: 5,262,130.80
Step by Step Solution
- Step 1: Write the proportion equation
5,104,271.19 : 7,044,390.64 = 3,812,869.56 : x - Step 2: Convert to fraction form
5,104,271.19/7,044,390.64 = 3,812,869.56/x - Step 3: Cross multiply
5,104,271.19x = 7,044,390.64 × 3,812,869.56 - Step 4: Simplify right side
5,104,271.19x = 26,859,342,649,740.08 - Step 5: Solve for x
x = 26,859,342,649,740.08/5,104,271.19 - Step 6: Final answer
x = 5,262,130.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.