Finding the Fourth Proportional to 1,112,664.60, 1,535,477.99 and 603,366.84
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Solution
The fourth proportional to 1,112,664.60, 1,535,477.99 and 603,366.84 is: 832,646.69
Step by Step Solution
- Step 1: Write the proportion equation
1,112,664.60 : 1,535,477.99 = 603,366.84 : x - Step 2: Convert to fraction form
1,112,664.60/1,535,477.99 = 603,366.84/x - Step 3: Cross multiply
1,112,664.60x = 1,535,477.99 × 603,366.84 - Step 4: Simplify right side
1,112,664.60x = 926,456,499,699.02 - Step 5: Solve for x
x = 926,456,499,699.02/1,112,664.60 - Step 6: Final answer
x = 832,646.69
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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.