Finding the Fourth Proportional to 6,235,863.12, 9,354,582 and 1,974,508.20
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Solution
The fourth proportional to 6,235,863.12, 9,354,582 and 1,974,508.20 is: 2,962,011.60
Step by Step Solution
- Step 1: Write the proportion equation
6,235,863.12 : 9,354,582 = 1,974,508.20 : x - Step 2: Convert to fraction form
6,235,863.12/9,354,582 = 1,974,508.20/x - Step 3: Cross multiply
6,235,863.12x = 9,354,582 × 1,974,508.20 - Step 4: Simplify right side
6,235,863.12x = 18,470,698,866,572.40 - Step 5: Solve for x
x = 18,470,698,866,572.40/6,235,863.12 - Step 6: Final answer
x = 2,962,011.60
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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.