Finding the Fourth Proportional to 3,165,143.24, 4,748,117.20 and 1,005,397.84
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Solution
The fourth proportional to 3,165,143.24, 4,748,117.20 and 1,005,397.84 is: 1,508,224.56
Step by Step Solution
- Step 1: Write the proportion equation
3,165,143.24 : 4,748,117.20 = 1,005,397.84 : x - Step 2: Convert to fraction form
3,165,143.24/4,748,117.20 = 1,005,397.84/x - Step 3: Cross multiply
3,165,143.24x = 4,748,117.20 × 1,005,397.84 - Step 4: Simplify right side
3,165,143.24x = 4,773,746,776,946.85 - Step 5: Solve for x
x = 4,773,746,776,946.85/3,165,143.24 - Step 6: Final answer
x = 1,508,224.56
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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.