Finding the Fourth Proportional to 4,220,893.95, 6,331,343.30 and 2,964,331.23
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Solution
The fourth proportional to 4,220,893.95, 6,331,343.30 and 2,964,331.23 is: 4,446,498.51
Step by Step Solution
- Step 1: Write the proportion equation
4,220,893.95 : 6,331,343.30 = 2,964,331.23 : x - Step 2: Convert to fraction form
4,220,893.95/6,331,343.30 = 2,964,331.23/x - Step 3: Cross multiply
4,220,893.95x = 6,331,343.30 × 2,964,331.23 - Step 4: Simplify right side
4,220,893.95x = 18,768,198,657,219.60 - Step 5: Solve for x
x = 18,768,198,657,219.60/4,220,893.95 - Step 6: Final answer
x = 4,446,498.51
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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.