Finding the Fourth Proportional to 6,239,271.60, 9,351,534.60 and 2,645,031.60
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Solution
The fourth proportional to 6,239,271.60, 9,351,534.60 and 2,645,031.60 is: 3,964,421.83
Step by Step Solution
- Step 1: Write the proportion equation
6,239,271.60 : 9,351,534.60 = 2,645,031.60 : x - Step 2: Convert to fraction form
6,239,271.60/9,351,534.60 = 2,645,031.60/x - Step 3: Cross multiply
6,239,271.60x = 9,351,534.60 × 2,645,031.60 - Step 4: Simplify right side
6,239,271.60x = 24,735,104,525,493.36 - Step 5: Solve for x
x = 24,735,104,525,493.36/6,239,271.60 - Step 6: Final answer
x = 3,964,421.83
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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.