Finding the Fourth Proportional to 3,671,123.07, 5,506,115.97 and 1,875,333.63
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Solution
The fourth proportional to 3,671,123.07, 5,506,115.97 and 1,875,333.63 is: 2,812,709.97
Step by Step Solution
- Step 1: Write the proportion equation
3,671,123.07 : 5,506,115.97 = 1,875,333.63 : x - Step 2: Convert to fraction form
3,671,123.07/5,506,115.97 = 1,875,333.63/x - Step 3: Cross multiply
3,671,123.07x = 5,506,115.97 × 1,875,333.63 - Step 4: Simplify right side
3,671,123.07x = 10,325,804,449,221.07 - Step 5: Solve for x
x = 10,325,804,449,221.07/3,671,123.07 - Step 6: Final answer
x = 2,812,709.97
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1.5x scale
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.