Finding the Fourth Proportional to 2,097,936.91, 2,895,068.95 and 1,180,184.23
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Solution
The fourth proportional to 2,097,936.91, 2,895,068.95 and 1,180,184.23 is: 1,628,606.99
Step by Step Solution
- Step 1: Write the proportion equation
2,097,936.91 : 2,895,068.95 = 1,180,184.23 : x - Step 2: Convert to fraction form
2,097,936.91/2,895,068.95 = 1,180,184.23/x - Step 3: Cross multiply
2,097,936.91x = 2,895,068.95 × 1,180,184.23 - Step 4: Simplify right side
2,097,936.91x = 3,416,714,719,552.66 - Step 5: Solve for x
x = 3,416,714,719,552.66/2,097,936.91 - Step 6: Final answer
x = 1,628,606.99
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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.