Finding the Fourth Proportional to 2,326,049.76, 3,209,477.94 and 1,358,993.20
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Solution
The fourth proportional to 2,326,049.76, 3,209,477.94 and 1,358,993.20 is: 1,875,135.59
Step by Step Solution
- Step 1: Write the proportion equation
2,326,049.76 : 3,209,477.94 = 1,358,993.20 : x - Step 2: Convert to fraction form
2,326,049.76/3,209,477.94 = 1,358,993.20/x - Step 3: Cross multiply
2,326,049.76x = 3,209,477.94 × 1,358,993.20 - Step 4: Simplify right side
2,326,049.76x = 4,361,658,696,010.01 - Step 5: Solve for x
x = 4,361,658,696,010.01/2,326,049.76 - Step 6: Final answer
x = 1,875,135.59
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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.