Finding the Fourth Proportional to 1,314,723.84, 1,814,215.68 and 741,903.36
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Solution
The fourth proportional to 1,314,723.84, 1,814,215.68 and 741,903.36 is: 1,023,768.39
Step by Step Solution
- Step 1: Write the proportion equation
1,314,723.84 : 1,814,215.68 = 741,903.36 : x - Step 2: Convert to fraction form
1,314,723.84/1,814,215.68 = 741,903.36/x - Step 3: Cross multiply
1,314,723.84x = 1,814,215.68 × 741,903.36 - Step 4: Simplify right side
1,314,723.84x = 1,345,972,708,756.68 - Step 5: Solve for x
x = 1,345,972,708,756.68/1,314,723.84 - Step 6: Final answer
x = 1,023,768.39
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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.