Finding the Fourth Proportional to 4,824,263.88, 6,657,489.18 and 2,864,533.08
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Solution
The fourth proportional to 4,824,263.88, 6,657,489.18 and 2,864,533.08 is: 3,953,058.63
Step by Step Solution
- Step 1: Write the proportion equation
4,824,263.88 : 6,657,489.18 = 2,864,533.08 : x - Step 2: Convert to fraction form
4,824,263.88/6,657,489.18 = 2,864,533.08/x - Step 3: Cross multiply
4,824,263.88x = 6,657,489.18 × 2,864,533.08 - Step 4: Simplify right side
4,824,263.88x = 19,070,597,985,852.07 - Step 5: Solve for x
x = 19,070,597,985,852.07/4,824,263.88 - Step 6: Final answer
x = 3,953,058.63
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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.