Finding the Fourth Proportional to 1,308,354.53, 1,962,507.02 and 713,103.66
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Solution
The fourth proportional to 1,308,354.53, 1,962,507.02 and 713,103.66 is: 1,069,641.99
Step by Step Solution
- Step 1: Write the proportion equation
1,308,354.53 : 1,962,507.02 = 713,103.66 : x - Step 2: Convert to fraction form
1,308,354.53/1,962,507.02 = 713,103.66/x - Step 3: Cross multiply
1,308,354.53x = 1,962,507.02 × 713,103.66 - Step 4: Simplify right side
1,308,354.53x = 1,399,470,935,172.17 - Step 5: Solve for x
x = 1,399,470,935,172.17/1,308,354.53 - Step 6: Final answer
x = 1,069,641.99
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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.