Finding the Fourth Proportional to 2,146,305.60, 3,214,792.80 and 1,303,387.20
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Solution
The fourth proportional to 2,146,305.60, 3,214,792.80 and 1,303,387.20 is: 1,952,247.52
Step by Step Solution
- Step 1: Write the proportion equation
2,146,305.60 : 3,214,792.80 = 1,303,387.20 : x - Step 2: Convert to fraction form
2,146,305.60/3,214,792.80 = 1,303,387.20/x - Step 3: Cross multiply
2,146,305.60x = 3,214,792.80 × 1,303,387.20 - Step 4: Simplify right side
2,146,305.60x = 4,190,119,786,172.16 - Step 5: Solve for x
x = 4,190,119,786,172.16/2,146,305.60 - Step 6: Final answer
x = 1,952,247.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.