Finding the Fourth Proportional to 4,367,259.20, 6,549,722.40 and 1,334,619.20
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Solution
The fourth proportional to 4,367,259.20, 6,549,722.40 and 1,334,619.20 is: 2,001,572.35
Step by Step Solution
- Step 1: Write the proportion equation
4,367,259.20 : 6,549,722.40 = 1,334,619.20 : x - Step 2: Convert to fraction form
4,367,259.20/6,549,722.40 = 1,334,619.20/x - Step 3: Cross multiply
4,367,259.20x = 6,549,722.40 × 1,334,619.20 - Step 4: Simplify right side
4,367,259.20x = 8,741,385,269,710.08 - Step 5: Solve for x
x = 8,741,385,269,710.08/4,367,259.20 - Step 6: Final answer
x = 2,001,572.35
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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.