Finding the Fourth Proportional to 3,177,965.99, 4,769,048.50 and 1,495,200.71
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Solution
The fourth proportional to 3,177,965.99, 4,769,048.50 and 1,495,200.71 is: 2,243,788.86
Step by Step Solution
- Step 1: Write the proportion equation
3,177,965.99 : 4,769,048.50 = 1,495,200.71 : x - Step 2: Convert to fraction form
3,177,965.99/4,769,048.50 = 1,495,200.71/x - Step 3: Cross multiply
3,177,965.99x = 4,769,048.50 × 1,495,200.71 - Step 4: Simplify right side
3,177,965.99x = 7,130,684,675,641.19 - Step 5: Solve for x
x = 7,130,684,675,641.19/3,177,965.99 - Step 6: Final answer
x = 2,243,788.86
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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.