Finding the Fourth Proportional to 1,472,315.40, 2,031,760.26 and 963,006.84
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Solution
The fourth proportional to 1,472,315.40, 2,031,760.26 and 963,006.84 is: 1,328,926.55
Step by Step Solution
- Step 1: Write the proportion equation
1,472,315.40 : 2,031,760.26 = 963,006.84 : x - Step 2: Convert to fraction form
1,472,315.40/2,031,760.26 = 963,006.84/x - Step 3: Cross multiply
1,472,315.40x = 2,031,760.26 × 963,006.84 - Step 4: Simplify right side
1,472,315.40x = 1,956,599,027,620.18 - Step 5: Solve for x
x = 1,956,599,027,620.18/1,472,315.40 - Step 6: Final answer
x = 1,328,926.55
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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.