Finding the Fourth Proportional to 4,349,845.48, 6,521,176.02 and 1,919,268.28
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Solution
The fourth proportional to 4,349,845.48, 6,521,176.02 and 1,919,268.28 is: 2,877,317.45
Step by Step Solution
- Step 1: Write the proportion equation
4,349,845.48 : 6,521,176.02 = 1,919,268.28 : x - Step 2: Convert to fraction form
4,349,845.48/6,521,176.02 = 1,919,268.28/x - Step 3: Cross multiply
4,349,845.48x = 6,521,176.02 × 1,919,268.28 - Step 4: Simplify right side
4,349,845.48x = 12,515,886,283,482.64 - Step 5: Solve for x
x = 12,515,886,283,482.64/4,349,845.48 - Step 6: Final answer
x = 2,877,317.45
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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.