Finding the Fourth Proportional to 1,831,478.64, 2,747,185.12 and 751,756.74
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Solution
The fourth proportional to 1,831,478.64, 2,747,185.12 and 751,756.74 is: 1,127,621.63
Step by Step Solution
- Step 1: Write the proportion equation
1,831,478.64 : 2,747,185.12 = 751,756.74 : x - Step 2: Convert to fraction form
1,831,478.64/2,747,185.12 = 751,756.74/x - Step 3: Cross multiply
1,831,478.64x = 2,747,185.12 × 751,756.74 - Step 4: Simplify right side
1,831,478.64x = 2,065,214,930,927.40 - Step 5: Solve for x
x = 2,065,214,930,927.40/1,831,478.64 - Step 6: Final answer
x = 1,127,621.63
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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.