Finding the Fourth Proportional to 1,574,936.96, 2,360,486.16 and 816,360.20
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Solution
The fourth proportional to 1,574,936.96, 2,360,486.16 and 816,360.20 is: 1,223,545.45
Step by Step Solution
- Step 1: Write the proportion equation
1,574,936.96 : 2,360,486.16 = 816,360.20 : x - Step 2: Convert to fraction form
1,574,936.96/2,360,486.16 = 816,360.20/x - Step 3: Cross multiply
1,574,936.96x = 2,360,486.16 × 816,360.20 - Step 4: Simplify right side
1,574,936.96x = 1,927,006,953,674.83 - Step 5: Solve for x
x = 1,927,006,953,674.83/1,574,936.96 - Step 6: Final answer
x = 1,223,545.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.