Finding the Fourth Proportional to 1,623,195.67, 2,239,928.07 and 888,134.04
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Solution
The fourth proportional to 1,623,195.67, 2,239,928.07 and 888,134.04 is: 1,225,580.12
Step by Step Solution
- Step 1: Write the proportion equation
1,623,195.67 : 2,239,928.07 = 888,134.04 : x - Step 2: Convert to fraction form
1,623,195.67/2,239,928.07 = 888,134.04/x - Step 3: Cross multiply
1,623,195.67x = 2,239,928.07 × 888,134.04 - Step 4: Simplify right side
1,623,195.67x = 1,989,356,350,478.19 - Step 5: Solve for x
x = 1,989,356,350,478.19/1,623,195.67 - Step 6: Final answer
x = 1,225,580.12
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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.