Finding the Fourth Proportional to 4,707,541.92, 6,496,216.56 and 2,670,307.68
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Solution
The fourth proportional to 4,707,541.92, 6,496,216.56 and 2,670,307.68 is: 3,684,916.09
Step by Step Solution
- Step 1: Write the proportion equation
4,707,541.92 : 6,496,216.56 = 2,670,307.68 : x - Step 2: Convert to fraction form
4,707,541.92/6,496,216.56 = 2,670,307.68/x - Step 3: Cross multiply
4,707,541.92x = 6,496,216.56 × 2,670,307.68 - Step 4: Simplify right side
4,707,541.92x = 17,346,896,971,111.18 - Step 5: Solve for x
x = 17,346,896,971,111.18/4,707,541.92 - Step 6: Final answer
x = 3,684,916.09
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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.