Finding the Fourth Proportional to 1,418,856.12, 2,126,435.94 and 576,423
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Solution
The fourth proportional to 1,418,856.12, 2,126,435.94 and 576,423 is: 863,883.64
Step by Step Solution
- Step 1: Write the proportion equation
1,418,856.12 : 2,126,435.94 = 576,423 : x - Step 2: Convert to fraction form
1,418,856.12/2,126,435.94 = 576,423/x - Step 3: Cross multiply
1,418,856.12x = 2,126,435.94 × 576,423 - Step 4: Simplify right side
1,418,856.12x = 1,225,726,583,842.62 - Step 5: Solve for x
x = 1,225,726,583,842.62/1,418,856.12 - Step 6: Final answer
x = 863,883.64
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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.