Finding the Fourth Proportional to 2,048,545.20, 2,826,991.94 and 1,130,774.09
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Solution
The fourth proportional to 2,048,545.20, 2,826,991.94 and 1,130,774.09 is: 1,560,468.00
Step by Step Solution
- Step 1: Write the proportion equation
2,048,545.20 : 2,826,991.94 = 1,130,774.09 : x - Step 2: Convert to fraction form
2,048,545.20/2,826,991.94 = 1,130,774.09/x - Step 3: Cross multiply
2,048,545.20x = 2,826,991.94 × 1,130,774.09 - Step 4: Simplify right side
2,048,545.20x = 3,196,689,238,390.84 - Step 5: Solve for x
x = 3,196,689,238,390.84/2,048,545.20 - Step 6: Final answer
x = 1,560,468.00
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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.