Finding the Fourth Proportional to 5,720,658.24, 8,580,854.88 and 2,880,007.68
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Solution
The fourth proportional to 5,720,658.24, 8,580,854.88 and 2,880,007.68 is: 4,319,944.82
Step by Step Solution
- Step 1: Write the proportion equation
5,720,658.24 : 8,580,854.88 = 2,880,007.68 : x - Step 2: Convert to fraction form
5,720,658.24/8,580,854.88 = 2,880,007.68/x - Step 3: Cross multiply
5,720,658.24x = 8,580,854.88 × 2,880,007.68 - Step 4: Simplify right side
5,720,658.24x = 24,712,927,955,365.48 - Step 5: Solve for x
x = 24,712,927,955,365.48/5,720,658.24 - Step 6: Final answer
x = 4,319,944.82
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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.