Finding the Fourth Proportional to 2,104,569.24, 3,156,966.54 and 665,143.14
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Solution
The fourth proportional to 2,104,569.24, 3,156,966.54 and 665,143.14 is: 997,750.32
Step by Step Solution
- Step 1: Write the proportion equation
2,104,569.24 : 3,156,966.54 = 665,143.14 : x - Step 2: Convert to fraction form
2,104,569.24/3,156,966.54 = 665,143.14/x - Step 3: Cross multiply
2,104,569.24x = 3,156,966.54 × 665,143.14 - Step 4: Simplify right side
2,104,569.24x = 2,099,834,637,290.54 - Step 5: Solve for x
x = 2,099,834,637,290.54/2,104,569.24 - Step 6: Final answer
x = 997,750.32
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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.