Finding the Fourth Proportional to 3,076,281.60, 4,615,228.80 and 1,183,084.80
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Solution
The fourth proportional to 3,076,281.60, 4,615,228.80 and 1,183,084.80 is: 1,774,937.33
Step by Step Solution
- Step 1: Write the proportion equation
3,076,281.60 : 4,615,228.80 = 1,183,084.80 : x - Step 2: Convert to fraction form
3,076,281.60/4,615,228.80 = 1,183,084.80/x - Step 3: Cross multiply
3,076,281.60x = 4,615,228.80 × 1,183,084.80 - Step 4: Simplify right side
3,076,281.60x = 5,460,207,041,802.24 - Step 5: Solve for x
x = 5,460,207,041,802.24/3,076,281.60 - Step 6: Final answer
x = 1,774,937.33
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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.