Finding the Fourth Proportional to 3,657,779.29, 5,464,421.81 and 2,367,878.48
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Solution
The fourth proportional to 3,657,779.29, 5,464,421.81 and 2,367,878.48 is: 3,537,415.97
Step by Step Solution
- Step 1: Write the proportion equation
3,657,779.29 : 5,464,421.81 = 2,367,878.48 : x - Step 2: Convert to fraction form
3,657,779.29/5,464,421.81 = 2,367,878.48/x - Step 3: Cross multiply
3,657,779.29x = 5,464,421.81 × 2,367,878.48 - Step 4: Simplify right side
3,657,779.29x = 12,939,086,843,807.96 - Step 5: Solve for x
x = 12,939,086,843,807.96/3,657,779.29 - Step 6: Final answer
x = 3,537,415.97
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.