Finding the Fourth Proportional to 1,332,395.48, 1,838,883.68 and 751,737.80
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Solution
The fourth proportional to 1,332,395.48, 1,838,883.68 and 751,737.80 is: 1,037,498.55
Step by Step Solution
- Step 1: Write the proportion equation
1,332,395.48 : 1,838,883.68 = 751,737.80 : x - Step 2: Convert to fraction form
1,332,395.48/1,838,883.68 = 751,737.80/x - Step 3: Cross multiply
1,332,395.48x = 1,838,883.68 × 751,737.80 - Step 4: Simplify right side
1,332,395.48x = 1,382,358,372,059.10 - Step 5: Solve for x
x = 1,382,358,372,059.10/1,332,395.48 - Step 6: Final answer
x = 1,037,498.55
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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.