Finding the Fourth Proportional to 1,545,228.71, 2,318,509.07 and 835,756.19
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Solution
The fourth proportional to 1,545,228.71, 2,318,509.07 and 835,756.19 is: 1,253,994.50
Step by Step Solution
- Step 1: Write the proportion equation
1,545,228.71 : 2,318,509.07 = 835,756.19 : x - Step 2: Convert to fraction form
1,545,228.71/2,318,509.07 = 835,756.19/x - Step 3: Cross multiply
1,545,228.71x = 2,318,509.07 × 835,756.19 - Step 4: Simplify right side
1,545,228.71x = 1,937,708,302,644.86 - Step 5: Solve for x
x = 1,937,708,302,644.86/1,545,228.71 - Step 6: Final answer
x = 1,253,994.50
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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.