Finding the Fourth Proportional to 1,793,178.91, 2,474,474.52 and 988,362.91
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Solution
The fourth proportional to 1,793,178.91, 2,474,474.52 and 988,362.91 is: 1,363,878.88
Step by Step Solution
- Step 1: Write the proportion equation
1,793,178.91 : 2,474,474.52 = 988,362.91 : x - Step 2: Convert to fraction form
1,793,178.91/2,474,474.52 = 988,362.91/x - Step 3: Cross multiply
1,793,178.91x = 2,474,474.52 × 988,362.91 - Step 4: Simplify right side
1,793,178.91x = 2,445,678,838,547.97 - Step 5: Solve for x
x = 2,445,678,838,547.97/1,793,178.91 - Step 6: Final answer
x = 1,363,878.88
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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.