Finding the Fourth Proportional to 1,909,472.16, 2,634,426.58 and 1,082,457
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Solution
The fourth proportional to 1,909,472.16, 2,634,426.58 and 1,082,457 is: 1,493,425.02
Step by Step Solution
- Step 1: Write the proportion equation
1,909,472.16 : 2,634,426.58 = 1,082,457 : x - Step 2: Convert to fraction form
1,909,472.16/2,634,426.58 = 1,082,457/x - Step 3: Cross multiply
1,909,472.16x = 2,634,426.58 × 1,082,457 - Step 4: Simplify right side
1,909,472.16x = 2,851,653,492,507.06 - Step 5: Solve for x
x = 2,851,653,492,507.06/1,909,472.16 - Step 6: Final answer
x = 1,493,425.02
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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.