Finding the Fourth Proportional to 2,636,482.44, 3,637,062.90 and 1,562,634.12
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Solution
The fourth proportional to 2,636,482.44, 3,637,062.90 and 1,562,634.12 is: 2,155,674.73
Step by Step Solution
- Step 1: Write the proportion equation
2,636,482.44 : 3,637,062.90 = 1,562,634.12 : x - Step 2: Convert to fraction form
2,636,482.44/3,637,062.90 = 1,562,634.12/x - Step 3: Cross multiply
2,636,482.44x = 3,637,062.90 × 1,562,634.12 - Step 4: Simplify right side
2,636,482.44x = 5,683,398,584,126.15 - Step 5: Solve for x
x = 5,683,398,584,126.15/2,636,482.44 - Step 6: Final answer
x = 2,155,674.73
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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.