Finding the Fourth Proportional to 1,774,829.24, 2,449,458.95 and 1,029,919.17
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Solution
The fourth proportional to 1,774,829.24, 2,449,458.95 and 1,029,919.17 is: 1,421,401.38
Step by Step Solution
- Step 1: Write the proportion equation
1,774,829.24 : 2,449,458.95 = 1,029,919.17 : x - Step 2: Convert to fraction form
1,774,829.24/2,449,458.95 = 1,029,919.17/x - Step 3: Cross multiply
1,774,829.24x = 2,449,458.95 × 1,029,919.17 - Step 4: Simplify right side
1,774,829.24x = 2,522,744,728,733.07 - Step 5: Solve for x
x = 2,522,744,728,733.07/1,774,829.24 - Step 6: Final answer
x = 1,421,401.38
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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.