Finding the Fourth Proportional to 2,127,006.99, 3,191,890.73 and 1,273,435.47
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Solution
The fourth proportional to 2,127,006.99, 3,191,890.73 and 1,273,435.47 is: 1,910,979.55
Step by Step Solution
- Step 1: Write the proportion equation
2,127,006.99 : 3,191,890.73 = 1,273,435.47 : x - Step 2: Convert to fraction form
2,127,006.99/3,191,890.73 = 1,273,435.47/x - Step 3: Cross multiply
2,127,006.99x = 3,191,890.73 × 1,273,435.47 - Step 4: Simplify right side
2,127,006.99x = 4,064,666,865,579.02 - Step 5: Solve for x
x = 4,064,666,865,579.02/2,127,006.99 - Step 6: Final answer
x = 1,910,979.55
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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.