Finding the Fourth Proportional to 2,267,541.24, 3,129,206.90 and 1,248,945.99
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Solution
The fourth proportional to 2,267,541.24, 3,129,206.90 and 1,248,945.99 is: 1,723,545.46
Step by Step Solution
- Step 1: Write the proportion equation
2,267,541.24 : 3,129,206.90 = 1,248,945.99 : x - Step 2: Convert to fraction form
2,267,541.24/3,129,206.90 = 1,248,945.99/x - Step 3: Cross multiply
2,267,541.24x = 3,129,206.90 × 1,248,945.99 - Step 4: Simplify right side
2,267,541.24x = 3,908,210,403,390.60 - Step 5: Solve for x
x = 3,908,210,403,390.60/2,267,541.24 - Step 6: Final answer
x = 1,723,545.46
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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.