Finding the Fourth Proportional to 2,267,538.62, 3,129,203.25 and 1,248,943.37
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Solution
The fourth proportional to 2,267,538.62, 3,129,203.25 and 1,248,943.37 is: 1,723,541.82
Step by Step Solution
- Step 1: Write the proportion equation
2,267,538.62 : 3,129,203.25 = 1,248,943.37 : x - Step 2: Convert to fraction form
2,267,538.62/3,129,203.25 = 1,248,943.37/x - Step 3: Cross multiply
2,267,538.62x = 3,129,203.25 × 1,248,943.37 - Step 4: Simplify right side
2,267,538.62x = 3,908,197,636,823.94 - Step 5: Solve for x
x = 3,908,197,636,823.94/2,267,538.62 - Step 6: Final answer
x = 1,723,541.82
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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.