Finding the Fourth Proportional to 1,347,693.84, 2,021,402.18 and 449,038.52
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Solution
The fourth proportional to 1,347,693.84, 2,021,402.18 and 449,038.52 is: 673,511.61
Step by Step Solution
- Step 1: Write the proportion equation
1,347,693.84 : 2,021,402.18 = 449,038.52 : x - Step 2: Convert to fraction form
1,347,693.84/2,021,402.18 = 449,038.52/x - Step 3: Cross multiply
1,347,693.84x = 2,021,402.18 × 449,038.52 - Step 4: Simplify right side
1,347,693.84x = 907,687,443,231.97 - Step 5: Solve for x
x = 907,687,443,231.97/1,347,693.84 - Step 6: Final answer
x = 673,511.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.