Finding the Fourth Proportional to 2,368,017.40, 3,552,026.10 and 2,106,743.80
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Solution
The fourth proportional to 2,368,017.40, 3,552,026.10 and 2,106,743.80 is: 3,160,115.70
Step by Step Solution
- Step 1: Write the proportion equation
2,368,017.40 : 3,552,026.10 = 2,106,743.80 : x - Step 2: Convert to fraction form
2,368,017.40/3,552,026.10 = 2,106,743.80/x - Step 3: Cross multiply
2,368,017.40x = 3,552,026.10 × 2,106,743.80 - Step 4: Simplify right side
2,368,017.40x = 7,483,208,963,613.18 - Step 5: Solve for x
x = 7,483,208,963,613.18/2,368,017.40 - Step 6: Final answer
x = 3,160,115.70
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1.5x scale
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.