Finding the Fourth Proportional to 1,140,859.99, 1,711,178.56 and 299,411.74
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Solution
The fourth proportional to 1,140,859.99, 1,711,178.56 and 299,411.74 is: 449,088.37
Step by Step Solution
- Step 1: Write the proportion equation
1,140,859.99 : 1,711,178.56 = 299,411.74 : x - Step 2: Convert to fraction form
1,140,859.99/1,711,178.56 = 299,411.74/x - Step 3: Cross multiply
1,140,859.99x = 1,711,178.56 × 299,411.74 - Step 4: Simplify right side
1,140,859.99x = 512,346,952,613.53 - Step 5: Solve for x
x = 512,346,952,613.53/1,140,859.99 - Step 6: Final answer
x = 449,088.37
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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.