Finding the Fourth Proportional to 1,059,943.33, 1,589,312.67 and 723,391.70
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Solution
The fourth proportional to 1,059,943.33, 1,589,312.67 and 723,391.70 is: 1,084,676.48
Step by Step Solution
- Step 1: Write the proportion equation
1,059,943.33 : 1,589,312.67 = 723,391.70 : x - Step 2: Convert to fraction form
1,059,943.33/1,589,312.67 = 723,391.70/x - Step 3: Cross multiply
1,059,943.33x = 1,589,312.67 × 723,391.70 - Step 4: Simplify right side
1,059,943.33x = 1,149,695,598,156.12 - Step 5: Solve for x
x = 1,149,695,598,156.12/1,059,943.33 - Step 6: Final answer
x = 1,084,676.48
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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.