Finding the Fourth Proportional to 2,915,416.08, 4,023,280.65 and 1,626,339.96
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Solution
The fourth proportional to 2,915,416.08, 4,023,280.65 and 1,626,339.96 is: 2,244,352.75
Step by Step Solution
- Step 1: Write the proportion equation
2,915,416.08 : 4,023,280.65 = 1,626,339.96 : x - Step 2: Convert to fraction form
2,915,416.08/4,023,280.65 = 1,626,339.96/x - Step 3: Cross multiply
2,915,416.08x = 4,023,280.65 × 1,626,339.96 - Step 4: Simplify right side
2,915,416.08x = 6,543,222,091,389.77 - Step 5: Solve for x
x = 6,543,222,091,389.77/2,915,416.08 - Step 6: Final answer
x = 2,244,352.75
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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.