Finding the Fourth Proportional to 1,774,829.75, 2,449,459.64 and 1,029,919.68
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Solution
The fourth proportional to 1,774,829.75, 2,449,459.64 and 1,029,919.68 is: 1,421,402.08
Step by Step Solution
- Step 1: Write the proportion equation
1,774,829.75 : 2,449,459.64 = 1,029,919.68 : x - Step 2: Convert to fraction form
1,774,829.75/2,449,459.64 = 1,029,919.68/x - Step 3: Cross multiply
1,774,829.75x = 2,449,459.64 × 1,029,919.68 - Step 4: Simplify right side
1,774,829.75x = 2,522,746,683,452.12 - Step 5: Solve for x
x = 2,522,746,683,452.12/1,774,829.75 - Step 6: Final answer
x = 1,421,402.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.