Finding the Fourth Proportional to 1,235,630.52, 1,704,663.36 and 751,807.80
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Solution
The fourth proportional to 1,235,630.52, 1,704,663.36 and 751,807.80 is: 1,037,186.43
Step by Step Solution
- Step 1: Write the proportion equation
1,235,630.52 : 1,704,663.36 = 751,807.80 : x - Step 2: Convert to fraction form
1,235,630.52/1,704,663.36 = 751,807.80/x - Step 3: Cross multiply
1,235,630.52x = 1,704,663.36 × 751,807.80 - Step 4: Simplify right side
1,235,630.52x = 1,281,579,210,422.21 - Step 5: Solve for x
x = 1,281,579,210,422.21/1,235,630.52 - Step 6: Final answer
x = 1,037,186.43
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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.