Finding the Fourth Proportional to 1,871,257.25, 2,582,368.64 and 1,097,446.21
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Solution
The fourth proportional to 1,871,257.25, 2,582,368.64 and 1,097,446.21 is: 1,514,495.49
Step by Step Solution
- Step 1: Write the proportion equation
1,871,257.25 : 2,582,368.64 = 1,097,446.21 : x - Step 2: Convert to fraction form
1,871,257.25/2,582,368.64 = 1,097,446.21/x - Step 3: Cross multiply
1,871,257.25x = 2,582,368.64 × 1,097,446.21 - Step 4: Simplify right side
1,871,257.25x = 2,834,010,668,963.13 - Step 5: Solve for x
x = 2,834,010,668,963.13/1,871,257.25 - Step 6: Final answer
x = 1,514,495.49
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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.