Finding the Fourth Proportional to 3,160,557.63, 4,361,581.10 and 1,710,253.08
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Solution
The fourth proportional to 3,160,557.63, 4,361,581.10 and 1,710,253.08 is: 2,360,155.51
Step by Step Solution
- Step 1: Write the proportion equation
3,160,557.63 : 4,361,581.10 = 1,710,253.08 : x - Step 2: Convert to fraction form
3,160,557.63/4,361,581.10 = 1,710,253.08/x - Step 3: Cross multiply
3,160,557.63x = 4,361,581.10 × 1,710,253.08 - Step 4: Simplify right side
3,160,557.63x = 7,459,407,509,944.79 - Step 5: Solve for x
x = 7,459,407,509,944.79/3,160,557.63 - Step 6: Final answer
x = 2,360,155.51
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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.