Finding the Fourth Proportional to 1,979,554.04, 2,967,877.14 and 630,940.28
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Solution
The fourth proportional to 1,979,554.04, 2,967,877.14 and 630,940.28 is: 945,947.01
Step by Step Solution
- Step 1: Write the proportion equation
1,979,554.04 : 2,967,877.14 = 630,940.28 : x - Step 2: Convert to fraction form
1,979,554.04/2,967,877.14 = 630,940.28/x - Step 3: Cross multiply
1,979,554.04x = 2,967,877.14 × 630,940.28 - Step 4: Simplify right side
1,979,554.04x = 1,872,553,233,717.20 - Step 5: Solve for x
x = 1,872,553,233,717.20/1,979,554.04 - Step 6: Final answer
x = 945,947.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.