Finding the Fourth Proportional to 1,609,718.97, 2,412,779.97 and 697,848.78
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Solution
The fourth proportional to 1,609,718.97, 2,412,779.97 and 697,848.78 is: 1,045,993.49
Step by Step Solution
- Step 1: Write the proportion equation
1,609,718.97 : 2,412,779.97 = 697,848.78 : x - Step 2: Convert to fraction form
1,609,718.97/2,412,779.97 = 697,848.78/x - Step 3: Cross multiply
1,609,718.97x = 2,412,779.97 × 697,848.78 - Step 4: Simplify right side
1,609,718.97x = 1,683,755,558,472.94 - Step 5: Solve for x
x = 1,683,755,558,472.94/1,609,718.97 - Step 6: Final answer
x = 1,045,993.49
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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.