Finding the Fourth Proportional to 1,114,154.84, 1,671,472.15 and 345,636.99
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Solution
The fourth proportional to 1,114,154.84, 1,671,472.15 and 345,636.99 is: 518,529.90
Step by Step Solution
- Step 1: Write the proportion equation
1,114,154.84 : 1,671,472.15 = 345,636.99 : x - Step 2: Convert to fraction form
1,114,154.84/1,671,472.15 = 345,636.99/x - Step 3: Cross multiply
1,114,154.84x = 1,671,472.15 × 345,636.99 - Step 4: Simplify right side
1,114,154.84x = 577,722,601,930.74 - Step 5: Solve for x
x = 577,722,601,930.74/1,114,154.84 - Step 6: Final answer
x = 518,529.90
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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.