Finding the Fourth Proportional to 4,853,715.07, 6,698,118.84 and 2,678,256.52
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Solution
The fourth proportional to 4,853,715.07, 6,698,118.84 and 2,678,256.52 is: 3,695,989.61
Step by Step Solution
- Step 1: Write the proportion equation
4,853,715.07 : 6,698,118.84 = 2,678,256.52 : x - Step 2: Convert to fraction form
4,853,715.07/6,698,118.84 = 2,678,256.52/x - Step 3: Cross multiply
4,853,715.07x = 6,698,118.84 × 2,678,256.52 - Step 4: Simplify right side
4,853,715.07x = 17,939,280,454,964.84 - Step 5: Solve for x
x = 17,939,280,454,964.84/4,853,715.07 - Step 6: Final answer
x = 3,695,989.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.