Finding the Fourth Proportional to 1,495,419.80, 2,243,129.70 and 737,624.30
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Solution
The fourth proportional to 1,495,419.80, 2,243,129.70 and 737,624.30 is: 1,106,436.45
Step by Step Solution
- Step 1: Write the proportion equation
1,495,419.80 : 2,243,129.70 = 737,624.30 : x - Step 2: Convert to fraction form
1,495,419.80/2,243,129.70 = 737,624.30/x - Step 3: Cross multiply
1,495,419.80x = 2,243,129.70 × 737,624.30 - Step 4: Simplify right side
1,495,419.80x = 1,654,586,974,771.71 - Step 5: Solve for x
x = 1,654,586,974,771.71/1,495,419.80 - Step 6: Final answer
x = 1,106,436.45
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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.