Finding the Fourth Proportional to 1,777,113.40, 2,657,894.10 and 1,588,934.20
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Solution
The fourth proportional to 1,777,113.40, 2,657,894.10 and 1,588,934.20 is: 2,376,448.70
Step by Step Solution
- Step 1: Write the proportion equation
1,777,113.40 : 2,657,894.10 = 1,588,934.20 : x - Step 2: Convert to fraction form
1,777,113.40/2,657,894.10 = 1,588,934.20/x - Step 3: Cross multiply
1,777,113.40x = 2,657,894.10 × 1,588,934.20 - Step 4: Simplify right side
1,777,113.40x = 4,223,218,835,468.22 - Step 5: Solve for x
x = 4,223,218,835,468.22/1,777,113.40 - Step 6: Final answer
x = 2,376,448.70
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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.