Finding the Fourth Proportional to 6,541,356.92, 9,811,262.68 and 1,749,417.60
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Solution
The fourth proportional to 6,541,356.92, 9,811,262.68 and 1,749,417.60 is: 2,623,919.75
Step by Step Solution
- Step 1: Write the proportion equation
6,541,356.92 : 9,811,262.68 = 1,749,417.60 : x - Step 2: Convert to fraction form
6,541,356.92/9,811,262.68 = 1,749,417.60/x - Step 3: Cross multiply
6,541,356.92x = 9,811,262.68 × 1,749,417.60 - Step 4: Simplify right side
6,541,356.92x = 17,163,995,610,615.17 - Step 5: Solve for x
x = 17,163,995,610,615.17/6,541,356.92 - Step 6: Final answer
x = 2,623,919.75
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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.