Finding the Fourth Proportional to 4,254,379.23, 6,376,247.13 and 2,125,057.71
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Solution
The fourth proportional to 4,254,379.23, 6,376,247.13 and 2,125,057.71 is: 3,184,928.37
Step by Step Solution
- Step 1: Write the proportion equation
4,254,379.23 : 6,376,247.13 = 2,125,057.71 : x - Step 2: Convert to fraction form
4,254,379.23/6,376,247.13 = 2,125,057.71/x - Step 3: Cross multiply
4,254,379.23x = 6,376,247.13 × 2,125,057.71 - Step 4: Simplify right side
4,254,379.23x = 13,549,893,124,471.87 - Step 5: Solve for x
x = 13,549,893,124,471.87/4,254,379.23 - Step 6: Final answer
x = 3,184,928.37
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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.