Finding the Fourth Proportional to 1,545,773.80, 2,319,812.70 and 797,434.60
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Solution
The fourth proportional to 1,545,773.80, 2,319,812.70 and 797,434.60 is: 1,196,746.19
Step by Step Solution
- Step 1: Write the proportion equation
1,545,773.80 : 2,319,812.70 = 797,434.60 : x - Step 2: Convert to fraction form
1,545,773.80/2,319,812.70 = 797,434.60/x - Step 3: Cross multiply
1,545,773.80x = 2,319,812.70 × 797,434.60 - Step 4: Simplify right side
1,545,773.80x = 1,849,898,912,499.42 - Step 5: Solve for x
x = 1,849,898,912,499.42/1,545,773.80 - Step 6: Final answer
x = 1,196,746.19
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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.