Finding the Fourth Proportional to 2,567,466.84, 3,543,214.95 and 1,421,547.18
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Solution
The fourth proportional to 2,567,466.84, 3,543,214.95 and 1,421,547.18 is: 1,961,796.41
Step by Step Solution
- Step 1: Write the proportion equation
2,567,466.84 : 3,543,214.95 = 1,421,547.18 : x - Step 2: Convert to fraction form
2,567,466.84/3,543,214.95 = 1,421,547.18/x - Step 3: Cross multiply
2,567,466.84x = 3,543,214.95 × 1,421,547.18 - Step 4: Simplify right side
2,567,466.84x = 5,036,847,220,306.34 - Step 5: Solve for x
x = 5,036,847,220,306.34/2,567,466.84 - Step 6: Final answer
x = 1,961,796.41
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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.