Finding the Fourth Proportional to 4,478,263.64, 6,180,004.28 and 2,441,073.12
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Solution
The fourth proportional to 4,478,263.64, 6,180,004.28 and 2,441,073.12 is: 3,368,681.15
Step by Step Solution
- Step 1: Write the proportion equation
4,478,263.64 : 6,180,004.28 = 2,441,073.12 : x - Step 2: Convert to fraction form
4,478,263.64/6,180,004.28 = 2,441,073.12/x - Step 3: Cross multiply
4,478,263.64x = 6,180,004.28 × 2,441,073.12 - Step 4: Simplify right side
4,478,263.64x = 15,085,842,329,392.96 - Step 5: Solve for x
x = 15,085,842,329,392.96/4,478,263.64 - Step 6: Final answer
x = 3,368,681.15
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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.