Finding the Fourth Proportional to 1,573,888.73, 2,171,613.85 and 928,963.08
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Solution
The fourth proportional to 1,573,888.73, 2,171,613.85 and 928,963.08 is: 1,281,760.94
Step by Step Solution
- Step 1: Write the proportion equation
1,573,888.73 : 2,171,613.85 = 928,963.08 : x - Step 2: Convert to fraction form
1,573,888.73/2,171,613.85 = 928,963.08/x - Step 3: Cross multiply
1,573,888.73x = 2,171,613.85 × 928,963.08 - Step 4: Simplify right side
1,573,888.73x = 2,017,349,088,344.25 - Step 5: Solve for x
x = 2,017,349,088,344.25/1,573,888.73 - Step 6: Final answer
x = 1,281,760.94
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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.