Finding the Fourth Proportional to 1,011,465.60, 1,395,849.96 and 603,804.14
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Solution
The fourth proportional to 1,011,465.60, 1,395,849.96 and 603,804.14 is: 833,266.09
Step by Step Solution
- Step 1: Write the proportion equation
1,011,465.60 : 1,395,849.96 = 603,804.14 : x - Step 2: Convert to fraction form
1,011,465.60/1,395,849.96 = 603,804.14/x - Step 3: Cross multiply
1,011,465.60x = 1,395,849.96 × 603,804.14 - Step 4: Simplify right side
1,011,465.60x = 842,819,982,922.02 - Step 5: Solve for x
x = 842,819,982,922.02/1,011,465.60 - Step 6: Final answer
x = 833,266.09
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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.