Finding the Fourth Proportional to 1,461,641.37, 2,193,102.98 and 693,693.74
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Solution
The fourth proportional to 1,461,641.37, 2,193,102.98 and 693,693.74 is: 1,040,844.78
Step by Step Solution
- Step 1: Write the proportion equation
1,461,641.37 : 2,193,102.98 = 693,693.74 : x - Step 2: Convert to fraction form
1,461,641.37/2,193,102.98 = 693,693.74/x - Step 3: Cross multiply
1,461,641.37x = 2,193,102.98 × 693,693.74 - Step 4: Simplify right side
1,461,641.37x = 1,521,341,793,967.36 - Step 5: Solve for x
x = 1,521,341,793,967.36/1,461,641.37 - Step 6: Final answer
x = 1,040,844.78
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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.