Finding the Fourth Proportional to 2,379,429.08, 3,564,813.37 and 2,124,337.40
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Solution
The fourth proportional to 2,379,429.08, 3,564,813.37 and 2,124,337.40 is: 3,182,640.08
Step by Step Solution
- Step 1: Write the proportion equation
2,379,429.08 : 3,564,813.37 = 2,124,337.40 : x - Step 2: Convert to fraction form
2,379,429.08/3,564,813.37 = 2,124,337.40/x - Step 3: Cross multiply
2,379,429.08x = 3,564,813.37 × 2,124,337.40 - Step 4: Simplify right side
2,379,429.08x = 7,572,866,374,204.69 - Step 5: Solve for x
x = 7,572,866,374,204.69/2,379,429.08 - Step 6: Final answer
x = 3,182,640.08
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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.