Finding the Fourth Proportional to 4,866,035.74, 6,714,840.78 and 2,690,408.14
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Solution
The fourth proportional to 4,866,035.74, 6,714,840.78 and 2,690,408.14 is: 3,712,603.70
Step by Step Solution
- Step 1: Write the proportion equation
4,866,035.74 : 6,714,840.78 = 2,690,408.14 : x - Step 2: Convert to fraction form
4,866,035.74/6,714,840.78 = 2,690,408.14/x - Step 3: Cross multiply
4,866,035.74x = 6,714,840.78 × 2,690,408.14 - Step 4: Simplify right side
4,866,035.74x = 18,065,662,293,315.95 - Step 5: Solve for x
x = 18,065,662,293,315.95/4,866,035.74 - Step 6: Final answer
x = 3,712,603.70
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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.