Finding the Fourth Proportional to 1,276,900.01, 1,762,134.05 and 703,960.68
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Solution
The fourth proportional to 1,276,900.01, 1,762,134.05 and 703,960.68 is: 971,472.38
Step by Step Solution
- Step 1: Write the proportion equation
1,276,900.01 : 1,762,134.05 = 703,960.68 : x - Step 2: Convert to fraction form
1,276,900.01/1,762,134.05 = 703,960.68/x - Step 3: Cross multiply
1,276,900.01x = 1,762,134.05 × 703,960.68 - Step 4: Simplify right side
1,276,900.01x = 1,240,473,092,457.06 - Step 5: Solve for x
x = 1,240,473,092,457.06/1,276,900.01 - Step 6: Final answer
x = 971,472.38
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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.