Finding the Fourth Proportional to 1,508,331.92, 2,081,444.52 and 829,263.12
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Solution
The fourth proportional to 1,508,331.92, 2,081,444.52 and 829,263.12 is: 1,144,353.68
Step by Step Solution
- Step 1: Write the proportion equation
1,508,331.92 : 2,081,444.52 = 829,263.12 : x - Step 2: Convert to fraction form
1,508,331.92/2,081,444.52 = 829,263.12/x - Step 3: Cross multiply
1,508,331.92x = 2,081,444.52 × 829,263.12 - Step 4: Simplify right side
1,508,331.92x = 1,726,065,176,762.10 - Step 5: Solve for x
x = 1,726,065,176,762.10/1,508,331.92 - Step 6: Final answer
x = 1,144,353.68
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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.