Finding the Fourth Proportional to 4,365,877.58, 6,549,798.11 and 1,332,989.72
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Solution
The fourth proportional to 4,365,877.58, 6,549,798.11 and 1,332,989.72 is: 1,999,784.32
Step by Step Solution
- Step 1: Write the proportion equation
4,365,877.58 : 6,549,798.11 = 1,332,989.72 : x - Step 2: Convert to fraction form
4,365,877.58/6,549,798.11 = 1,332,989.72/x - Step 3: Cross multiply
4,365,877.58x = 6,549,798.11 × 1,332,989.72 - Step 4: Simplify right side
4,365,877.58x = 8,730,813,548,705.43 - Step 5: Solve for x
x = 8,730,813,548,705.43/4,365,877.58 - Step 6: Final answer
x = 1,999,784.32
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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.