Finding the Fourth Proportional to 1,579,942.70, 2,365,904.55 and 869,167.70
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Solution
The fourth proportional to 1,579,942.70, 2,365,904.55 and 869,167.70 is: 1,301,545.82
Step by Step Solution
- Step 1: Write the proportion equation
1,579,942.70 : 2,365,904.55 = 869,167.70 : x - Step 2: Convert to fraction form
1,579,942.70/2,365,904.55 = 869,167.70/x - Step 3: Cross multiply
1,579,942.70x = 2,365,904.55 × 869,167.70 - Step 4: Simplify right side
1,579,942.70x = 2,056,367,816,143.03 - Step 5: Solve for x
x = 2,056,367,816,143.03/1,579,942.70 - Step 6: Final answer
x = 1,301,545.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.