Finding the Fourth Proportional to 2,972,024.11, 4,458,077.17 and 842,106.18
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Solution
The fourth proportional to 2,972,024.11, 4,458,077.17 and 842,106.18 is: 1,263,170.88
Step by Step Solution
- Step 1: Write the proportion equation
2,972,024.11 : 4,458,077.17 = 842,106.18 : x - Step 2: Convert to fraction form
2,972,024.11/4,458,077.17 = 842,106.18/x - Step 3: Cross multiply
2,972,024.11x = 4,458,077.17 × 842,106.18 - Step 4: Simplify right side
2,972,024.11x = 3,754,174,313,483.53 - Step 5: Solve for x
x = 3,754,174,313,483.53/2,972,024.11 - Step 6: Final answer
x = 1,263,170.88
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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.