Finding the Fourth Proportional to 1,577,542.76, 2,177,454.99 and 933,186.98
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Solution
The fourth proportional to 1,577,542.76, 2,177,454.99 and 933,186.98 is: 1,288,061.85
Step by Step Solution
- Step 1: Write the proportion equation
1,577,542.76 : 2,177,454.99 = 933,186.98 : x - Step 2: Convert to fraction form
1,577,542.76/2,177,454.99 = 933,186.98/x - Step 3: Cross multiply
1,577,542.76x = 2,177,454.99 × 933,186.98 - Step 4: Simplify right side
1,577,542.76x = 2,031,972,646,204.03 - Step 5: Solve for x
x = 2,031,972,646,204.03/1,577,542.76 - Step 6: Final answer
x = 1,288,061.85
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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.