Finding the Fourth Proportional to 3,160,742.07, 4,361,823.96 and 1,710,437.49
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Solution
The fourth proportional to 3,160,742.07, 4,361,823.96 and 1,710,437.49 is: 2,360,403.68
Step by Step Solution
- Step 1: Write the proportion equation
3,160,742.07 : 4,361,823.96 = 1,710,437.49 : x - Step 2: Convert to fraction form
3,160,742.07/4,361,823.96 = 1,710,437.49/x - Step 3: Cross multiply
3,160,742.07x = 4,361,823.96 × 1,710,437.49 - Step 4: Simplify right side
3,160,742.07x = 7,460,627,225,964.26 - Step 5: Solve for x
x = 7,460,627,225,964.26/3,160,742.07 - Step 6: Final answer
x = 2,360,403.68
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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.