Finding the Fourth Proportional to 1,133,493.76, 1,564,645.68 and 751,648.96
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Solution
The fourth proportional to 1,133,493.76, 1,564,645.68 and 751,648.96 is: 1,037,556.92
Step by Step Solution
- Step 1: Write the proportion equation
1,133,493.76 : 1,564,645.68 = 751,648.96 : x - Step 2: Convert to fraction form
1,133,493.76/1,564,645.68 = 751,648.96/x - Step 3: Cross multiply
1,133,493.76x = 1,564,645.68 × 751,648.96 - Step 4: Simplify right side
1,133,493.76x = 1,176,064,298,140.49 - Step 5: Solve for x
x = 1,176,064,298,140.49/1,133,493.76 - Step 6: Final answer
x = 1,037,556.92
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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.