Finding the Fourth Proportional to 2,126,104.80, 2,934,038.48 and 1,159,251.04
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Solution
The fourth proportional to 2,126,104.80, 2,934,038.48 and 1,159,251.04 is: 1,599,773.99
Step by Step Solution
- Step 1: Write the proportion equation
2,126,104.80 : 2,934,038.48 = 1,159,251.04 : x - Step 2: Convert to fraction form
2,126,104.80/2,934,038.48 = 1,159,251.04/x - Step 3: Cross multiply
2,126,104.80x = 2,934,038.48 × 1,159,251.04 - Step 4: Simplify right side
2,126,104.80x = 3,401,287,159,340.02 - Step 5: Solve for x
x = 3,401,287,159,340.02/2,126,104.80 - Step 6: Final answer
x = 1,599,773.99
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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.