Finding the Fourth Proportional to 3,709,918.19, 5,563,565.09 and 1,764,417.67
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Solution
The fourth proportional to 3,709,918.19, 5,563,565.09 and 1,764,417.67 is: 2,646,002.42
Step by Step Solution
- Step 1: Write the proportion equation
3,709,918.19 : 5,563,565.09 = 1,764,417.67 : x - Step 2: Convert to fraction form
3,709,918.19/5,563,565.09 = 1,764,417.67/x - Step 3: Cross multiply
3,709,918.19x = 5,563,565.09 × 1,764,417.67 - Step 4: Simplify right side
3,709,918.19x = 9,816,452,516,351.23 - Step 5: Solve for x
x = 9,816,452,516,351.23/3,709,918.19 - Step 6: Final answer
x = 2,646,002.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.