Finding the Fourth Proportional to 1,134,566.76, 1,565,702.08 and 625,269.12
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Solution
The fourth proportional to 1,134,566.76, 1,565,702.08 and 625,269.12 is: 862,871.36
Step by Step Solution
- Step 1: Write the proportion equation
1,134,566.76 : 1,565,702.08 = 625,269.12 : x - Step 2: Convert to fraction form
1,134,566.76/1,565,702.08 = 625,269.12/x - Step 3: Cross multiply
1,134,566.76x = 1,565,702.08 × 625,269.12 - Step 4: Simplify right side
1,134,566.76x = 978,985,161,743.77 - Step 5: Solve for x
x = 978,985,161,743.77/1,134,566.76 - Step 6: Final answer
x = 862,871.36
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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.