Finding the Fourth Proportional to 4,829,665.68, 7,232,541.10 and 3,547,232.12
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Solution
The fourth proportional to 4,829,665.68, 7,232,541.10 and 3,547,232.12 is: 5,312,065.84
Step by Step Solution
- Step 1: Write the proportion equation
4,829,665.68 : 7,232,541.10 = 3,547,232.12 : x - Step 2: Convert to fraction form
4,829,665.68/7,232,541.10 = 3,547,232.12/x - Step 3: Cross multiply
4,829,665.68x = 7,232,541.10 × 3,547,232.12 - Step 4: Simplify right side
4,829,665.68x = 25,655,502,099,140.13 - Step 5: Solve for x
x = 25,655,502,099,140.13/4,829,665.68 - Step 6: Final answer
x = 5,312,065.84
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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.