Finding the Fourth Proportional to 4,628,580.18, 6,941,529.18 and 1,389,987.18
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Solution
The fourth proportional to 4,628,580.18, 6,941,529.18 and 1,389,987.18 is: 2,084,578.03
Step by Step Solution
- Step 1: Write the proportion equation
4,628,580.18 : 6,941,529.18 = 1,389,987.18 : x - Step 2: Convert to fraction form
4,628,580.18/6,941,529.18 = 1,389,987.18/x - Step 3: Cross multiply
4,628,580.18x = 6,941,529.18 × 1,389,987.18 - Step 4: Simplify right side
4,628,580.18x = 9,648,636,569,795.91 - Step 5: Solve for x
x = 9,648,636,569,795.91/4,628,580.18 - Step 6: Final answer
x = 2,084,578.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.