Finding the Fourth Proportional to 1,972,455.24, 2,960,011.44 and 774,235.62
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Solution
The fourth proportional to 1,972,455.24, 2,960,011.44 and 774,235.62 is: 1,161,874.93
Step by Step Solution
- Step 1: Write the proportion equation
1,972,455.24 : 2,960,011.44 = 774,235.62 : x - Step 2: Convert to fraction form
1,972,455.24/2,960,011.44 = 774,235.62/x - Step 3: Cross multiply
1,972,455.24x = 2,960,011.44 × 774,235.62 - Step 4: Simplify right side
1,972,455.24x = 2,291,746,292,455.49 - Step 5: Solve for x
x = 2,291,746,292,455.49/1,972,455.24 - Step 6: Final answer
x = 1,161,874.93
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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.