Finding the Fourth Proportional to 2,698,713.96, 4,047,473.99 and 779,208.59
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Solution
The fourth proportional to 2,698,713.96, 4,047,473.99 and 779,208.59 is: 1,168,640.52
Step by Step Solution
- Step 1: Write the proportion equation
2,698,713.96 : 4,047,473.99 = 779,208.59 : x - Step 2: Convert to fraction form
2,698,713.96/4,047,473.99 = 779,208.59/x - Step 3: Cross multiply
2,698,713.96x = 4,047,473.99 × 779,208.59 - Step 4: Simplify right side
2,698,713.96x = 3,153,826,476,676.16 - Step 5: Solve for x
x = 3,153,826,476,676.16/2,698,713.96 - Step 6: Final answer
x = 1,168,640.52
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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.