Finding the Fourth Proportional to 4,681,214.40, 6,458,251.02 and 2,937,866.49
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Solution
The fourth proportional to 4,681,214.40, 6,458,251.02 and 2,937,866.49 is: 4,053,110.50
Step by Step Solution
- Step 1: Write the proportion equation
4,681,214.40 : 6,458,251.02 = 2,937,866.49 : x - Step 2: Convert to fraction form
4,681,214.40/6,458,251.02 = 2,937,866.49/x - Step 3: Cross multiply
4,681,214.40x = 6,458,251.02 × 2,937,866.49 - Step 4: Simplify right side
4,681,214.40x = 18,973,479,255,666.32 - Step 5: Solve for x
x = 18,973,479,255,666.32/4,681,214.40 - Step 6: Final answer
x = 4,053,110.50
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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.