Finding the Fourth Proportional to 2,637,571.04, 3,639,850.08 and 1,430,347.04
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Solution
The fourth proportional to 2,637,571.04, 3,639,850.08 and 1,430,347.04 is: 1,973,880.02
Step by Step Solution
- Step 1: Write the proportion equation
2,637,571.04 : 3,639,850.08 = 1,430,347.04 : x - Step 2: Convert to fraction form
2,637,571.04/3,639,850.08 = 1,430,347.04/x - Step 3: Cross multiply
2,637,571.04x = 3,639,850.08 × 1,430,347.04 - Step 4: Simplify right side
2,637,571.04x = 5,206,248,787,971.76 - Step 5: Solve for x
x = 5,206,248,787,971.76/2,637,571.04 - Step 6: Final answer
x = 1,973,880.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.