Finding the Fourth Proportional to 4,533,959.04, 6,246,220.98 and 3,154,931.20
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Solution
The fourth proportional to 4,533,959.04, 6,246,220.98 and 3,154,931.20 is: 4,346,399.53
Step by Step Solution
- Step 1: Write the proportion equation
4,533,959.04 : 6,246,220.98 = 3,154,931.20 : x - Step 2: Convert to fraction form
4,533,959.04/6,246,220.98 = 3,154,931.20/x - Step 3: Cross multiply
4,533,959.04x = 6,246,220.98 × 3,154,931.20 - Step 4: Simplify right side
4,533,959.04x = 19,706,397,451,896.58 - Step 5: Solve for x
x = 19,706,397,451,896.58/4,533,959.04 - Step 6: Final answer
x = 4,346,399.53
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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.