Finding the Fourth Proportional to 1,115,506.24, 1,539,415.23 and 606,209.02
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Solution
The fourth proportional to 1,115,506.24, 1,539,415.23 and 606,209.02 is: 836,577.48
Step by Step Solution
- Step 1: Write the proportion equation
1,115,506.24 : 1,539,415.23 = 606,209.02 : x - Step 2: Convert to fraction form
1,115,506.24/1,539,415.23 = 606,209.02/x - Step 3: Cross multiply
1,115,506.24x = 1,539,415.23 × 606,209.02 - Step 4: Simplify right side
1,115,506.24x = 933,207,397,951.38 - Step 5: Solve for x
x = 933,207,397,951.38/1,115,506.24 - Step 6: Final answer
x = 836,577.48
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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.