Finding the Fourth Proportional to 1,888,080.84, 2,831,727.60 and 690,567.12
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Solution
The fourth proportional to 1,888,080.84, 2,831,727.60 and 690,567.12 is: 1,035,706.70
Step by Step Solution
- Step 1: Write the proportion equation
1,888,080.84 : 2,831,727.60 = 690,567.12 : x - Step 2: Convert to fraction form
1,888,080.84/2,831,727.60 = 690,567.12/x - Step 3: Cross multiply
1,888,080.84x = 2,831,727.60 × 690,567.12 - Step 4: Simplify right side
1,888,080.84x = 1,955,497,973,356.51 - Step 5: Solve for x
x = 1,955,497,973,356.51/1,888,080.84 - Step 6: Final answer
x = 1,035,706.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.