Finding the Fourth Proportional to 2,103,651.72, 3,155,477.43 and 506,214.99
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Solution
The fourth proportional to 2,103,651.72, 3,155,477.43 and 506,214.99 is: 759,322.45
Step by Step Solution
- Step 1: Write the proportion equation
2,103,651.72 : 3,155,477.43 = 506,214.99 : x - Step 2: Convert to fraction form
2,103,651.72/3,155,477.43 = 506,214.99/x - Step 3: Cross multiply
2,103,651.72x = 3,155,477.43 × 506,214.99 - Step 4: Simplify right side
2,103,651.72x = 1,597,349,975,672.68 - Step 5: Solve for x
x = 1,597,349,975,672.68/2,103,651.72 - Step 6: Final answer
x = 759,322.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.