Finding the Fourth Proportional to 4,220,943.58, 6,331,368.64 and 1,026,072.82
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Solution
The fourth proportional to 4,220,943.58, 6,331,368.64 and 1,026,072.82 is: 1,539,097.87
Step by Step Solution
- Step 1: Write the proportion equation
4,220,943.58 : 6,331,368.64 = 1,026,072.82 : x - Step 2: Convert to fraction form
4,220,943.58/6,331,368.64 = 1,026,072.82/x - Step 3: Cross multiply
4,220,943.58x = 6,331,368.64 × 1,026,072.82 - Step 4: Simplify right side
4,220,943.58x = 6,496,445,274,904.36 - Step 5: Solve for x
x = 6,496,445,274,904.36/4,220,943.58 - Step 6: Final answer
x = 1,539,097.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.