Finding the Fourth Proportional to 2,267,543.24, 3,129,209.65 and 1,248,947.99
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Solution
The fourth proportional to 2,267,543.24, 3,129,209.65 and 1,248,947.99 is: 1,723,548.21
Step by Step Solution
- Step 1: Write the proportion equation
2,267,543.24 : 3,129,209.65 = 1,248,947.99 : x - Step 2: Convert to fraction form
2,267,543.24/3,129,209.65 = 1,248,947.99/x - Step 3: Cross multiply
2,267,543.24x = 3,129,209.65 × 1,248,947.99 - Step 4: Simplify right side
2,267,543.24x = 3,908,220,102,656.10 - Step 5: Solve for x
x = 3,908,220,102,656.10/2,267,543.24 - Step 6: Final answer
x = 1,723,548.21
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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.