Finding the Fourth Proportional to 2,000,153.79, 3,000,412.98 and 651,970.35
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Solution
The fourth proportional to 2,000,153.79, 3,000,412.98 and 651,970.35 is: 978,014.95
Step by Step Solution
- Step 1: Write the proportion equation
2,000,153.79 : 3,000,412.98 = 651,970.35 : x - Step 2: Convert to fraction form
2,000,153.79/3,000,412.98 = 651,970.35/x - Step 3: Cross multiply
2,000,153.79x = 3,000,412.98 × 651,970.35 - Step 4: Simplify right side
2,000,153.79x = 1,956,180,300,715.14 - Step 5: Solve for x
x = 1,956,180,300,715.14/2,000,153.79 - Step 6: Final answer
x = 978,014.95
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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.