Finding the Fourth Proportional to 1,125,764.30, 1,553,567.24 and 609,529.62
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Solution
The fourth proportional to 1,125,764.30, 1,553,567.24 and 609,529.62 is: 841,157.65
Step by Step Solution
- Step 1: Write the proportion equation
1,125,764.30 : 1,553,567.24 = 609,529.62 : x - Step 2: Convert to fraction form
1,125,764.30/1,553,567.24 = 609,529.62/x - Step 3: Cross multiply
1,125,764.30x = 1,553,567.24 × 609,529.62 - Step 4: Simplify right side
1,125,764.30x = 946,945,246,394.00 - Step 5: Solve for x
x = 946,945,246,394.00/1,125,764.30 - Step 6: Final answer
x = 841,157.65
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1.5x scale
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.