Finding the Fourth Proportional to 1,237,068.18, 1,707,125.22 and 727,803.36
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Solution
The fourth proportional to 1,237,068.18, 1,707,125.22 and 727,803.36 is: 1,004,351.65
Step by Step Solution
- Step 1: Write the proportion equation
1,237,068.18 : 1,707,125.22 = 727,803.36 : x - Step 2: Convert to fraction form
1,237,068.18/1,707,125.22 = 727,803.36/x - Step 3: Cross multiply
1,237,068.18x = 1,707,125.22 × 727,803.36 - Step 4: Simplify right side
1,237,068.18x = 1,242,451,471,056.74 - Step 5: Solve for x
x = 1,242,451,471,056.74/1,237,068.18 - Step 6: Final answer
x = 1,004,351.65
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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.