Finding the Fourth Proportional to 2,436,638.14, 3,657,056.73 and 1,689,209.02
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Solution
The fourth proportional to 2,436,638.14, 3,657,056.73 and 1,689,209.02 is: 2,535,269.03
Step by Step Solution
- Step 1: Write the proportion equation
2,436,638.14 : 3,657,056.73 = 1,689,209.02 : x - Step 2: Convert to fraction form
2,436,638.14/3,657,056.73 = 1,689,209.02/x - Step 3: Cross multiply
2,436,638.14x = 3,657,056.73 × 1,689,209.02 - Step 4: Simplify right side
2,436,638.14x = 6,177,533,214,967.71 - Step 5: Solve for x
x = 6,177,533,214,967.71/2,436,638.14 - Step 6: Final answer
x = 2,535,269.03
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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.