Finding the Fourth Proportional to 1,363,332.21, 1,881,313.25 and 751,489.80
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Solution
The fourth proportional to 1,363,332.21, 1,881,313.25 and 751,489.80 is: 1,037,008.96
Step by Step Solution
- Step 1: Write the proportion equation
1,363,332.21 : 1,881,313.25 = 751,489.80 : x - Step 2: Convert to fraction form
1,363,332.21/1,881,313.25 = 751,489.80/x - Step 3: Cross multiply
1,363,332.21x = 1,881,313.25 × 751,489.80 - Step 4: Simplify right side
1,363,332.21x = 1,413,787,714,222.40 - Step 5: Solve for x
x = 1,413,787,714,222.40/1,363,332.21 - Step 6: Final answer
x = 1,037,008.96
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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.