Finding the Fourth Proportional to 1,346,925.26, 1,858,682.36 and 766,069.92
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Solution
The fourth proportional to 1,346,925.26, 1,858,682.36 and 766,069.92 is: 1,057,134.12
Step by Step Solution
- Step 1: Write the proportion equation
1,346,925.26 : 1,858,682.36 = 766,069.92 : x - Step 2: Convert to fraction form
1,346,925.26/1,858,682.36 = 766,069.92/x - Step 3: Cross multiply
1,346,925.26x = 1,858,682.36 × 766,069.92 - Step 4: Simplify right side
1,346,925.26x = 1,423,880,646,830.61 - Step 5: Solve for x
x = 1,423,880,646,830.61/1,346,925.26 - Step 6: Final answer
x = 1,057,134.12
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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.