Finding the Fourth Proportional to 3,134,979.54, 4,698,535.41 and 1,695,605.49
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Solution
The fourth proportional to 3,134,979.54, 4,698,535.41 and 1,695,605.49 is: 2,541,280.52
Step by Step Solution
- Step 1: Write the proportion equation
3,134,979.54 : 4,698,535.41 = 1,695,605.49 : x - Step 2: Convert to fraction form
3,134,979.54/4,698,535.41 = 1,695,605.49/x - Step 3: Cross multiply
3,134,979.54x = 4,698,535.41 × 1,695,605.49 - Step 4: Simplify right side
3,134,979.54x = 7,966,862,436,155.40 - Step 5: Solve for x
x = 7,966,862,436,155.40/3,134,979.54 - Step 6: Final answer
x = 2,541,280.52
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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.