Finding the Fourth Proportional to 1,246,670.10, 1,870,102.35 and 536,721.30
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Solution
The fourth proportional to 1,246,670.10, 1,870,102.35 and 536,721.30 is: 805,123.80
Step by Step Solution
- Step 1: Write the proportion equation
1,246,670.10 : 1,870,102.35 = 536,721.30 : x - Step 2: Convert to fraction form
1,246,670.10/1,870,102.35 = 536,721.30/x - Step 3: Cross multiply
1,246,670.10x = 1,870,102.35 × 536,721.30 - Step 4: Simplify right side
1,246,670.10x = 1,003,723,764,425.06 - Step 5: Solve for x
x = 1,003,723,764,425.06/1,246,670.10 - Step 6: Final answer
x = 805,123.80
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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.