Finding the Fourth Proportional to 3,543,565.99, 5,316,124.18 and 1,147,652.82
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Solution
The fourth proportional to 3,543,565.99, 5,316,124.18 and 1,147,652.82 is: 1,721,730.28
Step by Step Solution
- Step 1: Write the proportion equation
3,543,565.99 : 5,316,124.18 = 1,147,652.82 : x - Step 2: Convert to fraction form
3,543,565.99/5,316,124.18 = 1,147,652.82/x - Step 3: Cross multiply
3,543,565.99x = 5,316,124.18 × 1,147,652.82 - Step 4: Simplify right side
3,543,565.99x = 6,101,064,880,066.57 - Step 5: Solve for x
x = 6,101,064,880,066.57/3,543,565.99 - Step 6: Final answer
x = 1,721,730.28
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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.