Finding the Fourth Proportional to 2,707,370.16, 3,737,869.62 and 1,742,177.76
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Solution
The fourth proportional to 2,707,370.16, 3,737,869.62 and 1,742,177.76 is: 2,405,298.48
Step by Step Solution
- Step 1: Write the proportion equation
2,707,370.16 : 3,737,869.62 = 1,742,177.76 : x - Step 2: Convert to fraction form
2,707,370.16/3,737,869.62 = 1,742,177.76/x - Step 3: Cross multiply
2,707,370.16x = 3,737,869.62 × 1,742,177.76 - Step 4: Simplify right side
2,707,370.16x = 6,512,033,321,743.65 - Step 5: Solve for x
x = 6,512,033,321,743.65/2,707,370.16 - Step 6: Final answer
x = 2,405,298.48
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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.