Finding the Fourth Proportional to 1,068,952.68, 1,474,788.42 and 609,737.40
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Solution
The fourth proportional to 1,068,952.68, 1,474,788.42 and 609,737.40 is: 841,228.68
Step by Step Solution
- Step 1: Write the proportion equation
1,068,952.68 : 1,474,788.42 = 609,737.40 : x - Step 2: Convert to fraction form
1,068,952.68/1,474,788.42 = 609,737.40/x - Step 3: Cross multiply
1,068,952.68x = 1,474,788.42 × 609,737.40 - Step 4: Simplify right side
1,068,952.68x = 899,233,656,760.91 - Step 5: Solve for x
x = 899,233,656,760.91/1,068,952.68 - Step 6: Final answer
x = 841,228.68
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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.