Finding the Fourth Proportional to 2,661,956.18, 3,993,607.84 and 742,867.18
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Solution
The fourth proportional to 2,661,956.18, 3,993,607.84 and 742,867.18 is: 1,114,488.74
Step by Step Solution
- Step 1: Write the proportion equation
2,661,956.18 : 3,993,607.84 = 742,867.18 : x - Step 2: Convert to fraction form
2,661,956.18/3,993,607.84 = 742,867.18/x - Step 3: Cross multiply
2,661,956.18x = 3,993,607.84 × 742,867.18 - Step 4: Simplify right side
2,661,956.18x = 2,966,720,194,126.69 - Step 5: Solve for x
x = 2,966,720,194,126.69/2,661,956.18 - Step 6: Final answer
x = 1,114,488.74
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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.