Finding the Fourth Proportional to 1,842,318.36, 2,542,361.04 and 1,026,518.76
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Solution
The fourth proportional to 1,842,318.36, 2,542,361.04 and 1,026,518.76 is: 1,416,574.55
Step by Step Solution
- Step 1: Write the proportion equation
1,842,318.36 : 2,542,361.04 = 1,026,518.76 : x - Step 2: Convert to fraction form
1,842,318.36/2,542,361.04 = 1,026,518.76/x - Step 3: Cross multiply
1,842,318.36x = 2,542,361.04 × 1,026,518.76 - Step 4: Simplify right side
1,842,318.36x = 2,609,781,302,253.11 - Step 5: Solve for x
x = 2,609,781,302,253.11/1,842,318.36 - Step 6: Final answer
x = 1,416,574.55
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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.