Finding the Fourth Proportional to 2,127,977.49, 3,184,476.98 and 1,329,635.01
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Solution
The fourth proportional to 2,127,977.49, 3,184,476.98 and 1,329,635.01 is: 1,989,772.96
Step by Step Solution
- Step 1: Write the proportion equation
2,127,977.49 : 3,184,476.98 = 1,329,635.01 : x - Step 2: Convert to fraction form
2,127,977.49/3,184,476.98 = 1,329,635.01/x - Step 3: Cross multiply
2,127,977.49x = 3,184,476.98 × 1,329,635.01 - Step 4: Simplify right side
2,127,977.49x = 4,234,192,074,498.90 - Step 5: Solve for x
x = 4,234,192,074,498.90/2,127,977.49 - Step 6: Final answer
x = 1,989,772.96
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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.