Finding the Fourth Proportional to 4,829,663.68, 7,232,538.10 and 3,547,230.12
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Solution
The fourth proportional to 4,829,663.68, 7,232,538.10 and 3,547,230.12 is: 5,312,062.85
Step by Step Solution
- Step 1: Write the proportion equation
4,829,663.68 : 7,232,538.10 = 3,547,230.12 : x - Step 2: Convert to fraction form
4,829,663.68/7,232,538.10 = 3,547,230.12/x - Step 3: Cross multiply
4,829,663.68x = 7,232,538.10 × 3,547,230.12 - Step 4: Simplify right side
4,829,663.68x = 25,655,476,983,499.50 - Step 5: Solve for x
x = 25,655,476,983,499.50/4,829,663.68 - Step 6: Final answer
x = 5,312,062.85
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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.