Finding the Fourth Proportional to 1,623,476.68, 2,240,400.42 and 898,354.96
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Solution
The fourth proportional to 1,623,476.68, 2,240,400.42 and 898,354.96 is: 1,239,731.28
Step by Step Solution
- Step 1: Write the proportion equation
1,623,476.68 : 2,240,400.42 = 898,354.96 : x - Step 2: Convert to fraction form
1,623,476.68/2,240,400.42 = 898,354.96/x - Step 3: Cross multiply
1,623,476.68x = 2,240,400.42 × 898,354.96 - Step 4: Simplify right side
1,623,476.68x = 2,012,674,829,693.08 - Step 5: Solve for x
x = 2,012,674,829,693.08/1,623,476.68 - Step 6: Final answer
x = 1,239,731.28
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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.