Finding the Fourth Proportional to 2,110,573.96, 2,912,594.50 and 1,143,695.80
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Solution
The fourth proportional to 2,110,573.96, 2,912,594.50 and 1,143,695.80 is: 1,578,301.52
Step by Step Solution
- Step 1: Write the proportion equation
2,110,573.96 : 2,912,594.50 = 1,143,695.80 : x - Step 2: Convert to fraction form
2,110,573.96/2,912,594.50 = 1,143,695.80/x - Step 3: Cross multiply
2,110,573.96x = 2,912,594.50 × 1,143,695.80 - Step 4: Simplify right side
2,110,573.96x = 3,331,122,096,753.10 - Step 5: Solve for x
x = 3,331,122,096,753.10/2,110,573.96 - Step 6: Final answer
x = 1,578,301.52
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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.