Finding the Fourth Proportional to 1,534,495.91, 2,117,557.98 and 846,167.42
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Solution
The fourth proportional to 1,534,495.91, 2,117,557.98 and 846,167.42 is: 1,167,685.47
Step by Step Solution
- Step 1: Write the proportion equation
1,534,495.91 : 2,117,557.98 = 846,167.42 : x - Step 2: Convert to fraction form
1,534,495.91/2,117,557.98 = 846,167.42/x - Step 3: Cross multiply
1,534,495.91x = 2,117,557.98 × 846,167.42 - Step 4: Simplify right side
1,534,495.91x = 1,791,808,572,637.01 - Step 5: Solve for x
x = 1,791,808,572,637.01/1,534,495.91 - Step 6: Final answer
x = 1,167,685.47
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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.