Finding the Fourth Proportional to 1,332,051.14, 1,997,580.68 and 478,889.99
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Solution
The fourth proportional to 1,332,051.14, 1,997,580.68 and 478,889.99 is: 718,156.65
Step by Step Solution
- Step 1: Write the proportion equation
1,332,051.14 : 1,997,580.68 = 478,889.99 : x - Step 2: Convert to fraction form
1,332,051.14/1,997,580.68 = 478,889.99/x - Step 3: Cross multiply
1,332,051.14x = 1,997,580.68 × 478,889.99 - Step 4: Simplify right side
1,332,051.14x = 956,621,379,487.04 - Step 5: Solve for x
x = 956,621,379,487.04/1,332,051.14 - Step 6: Final answer
x = 718,156.65
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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.