Finding the Fourth Proportional to 1,695,117.24, 2,339,251.02 and 920,740.14
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Solution
The fourth proportional to 1,695,117.24, 2,339,251.02 and 920,740.14 is: 1,270,615.54
Step by Step Solution
- Step 1: Write the proportion equation
1,695,117.24 : 2,339,251.02 = 920,740.14 : x - Step 2: Convert to fraction form
1,695,117.24/2,339,251.02 = 920,740.14/x - Step 3: Cross multiply
1,695,117.24x = 2,339,251.02 × 920,740.14 - Step 4: Simplify right side
1,695,117.24x = 2,153,842,311,649.94 - Step 5: Solve for x
x = 2,153,842,311,649.94/1,695,117.24 - Step 6: Final answer
x = 1,270,615.54
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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.