Finding the Fourth Proportional to 2,817,703.44, 3,888,438.26 and 1,528,543.89
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Solution
The fourth proportional to 2,817,703.44, 3,888,438.26 and 1,528,543.89 is: 2,109,394.64
Step by Step Solution
- Step 1: Write the proportion equation
2,817,703.44 : 3,888,438.26 = 1,528,543.89 : x - Step 2: Convert to fraction form
2,817,703.44/3,888,438.26 = 1,528,543.89/x - Step 3: Cross multiply
2,817,703.44x = 3,888,438.26 × 1,528,543.89 - Step 4: Simplify right side
2,817,703.44x = 5,943,648,550,904.16 - Step 5: Solve for x
x = 5,943,648,550,904.16/2,817,703.44 - Step 6: Final answer
x = 2,109,394.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.