Finding the Fourth Proportional to 2,617,853.90, 3,609,659.85 and 1,843,237.13
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Solution
The fourth proportional to 2,617,853.90, 3,609,659.85 and 1,843,237.13 is: 2,541,570.05
Step by Step Solution
- Step 1: Write the proportion equation
2,617,853.90 : 3,609,659.85 = 1,843,237.13 : x - Step 2: Convert to fraction form
2,617,853.90/3,609,659.85 = 1,843,237.13/x - Step 3: Cross multiply
2,617,853.90x = 3,609,659.85 × 1,843,237.13 - Step 4: Simplify right side
2,617,853.90x = 6,653,459,044,141.93 - Step 5: Solve for x
x = 6,653,459,044,141.93/2,617,853.90 - Step 6: Final answer
x = 2,541,570.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.