Finding the Fourth Proportional to 1,358,756.79, 1,875,107.67 and 746,935.32
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Solution
The fourth proportional to 1,358,756.79, 1,875,107.67 and 746,935.32 is: 1,030,783.55
Step by Step Solution
- Step 1: Write the proportion equation
1,358,756.79 : 1,875,107.67 = 746,935.32 : x - Step 2: Convert to fraction form
1,358,756.79/1,875,107.67 = 746,935.32/x - Step 3: Cross multiply
1,358,756.79x = 1,875,107.67 × 746,935.32 - Step 4: Simplify right side
1,358,756.79x = 1,400,584,147,525.90 - Step 5: Solve for x
x = 1,400,584,147,525.90/1,358,756.79 - Step 6: Final answer
x = 1,030,783.55
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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.