Finding the Fourth Proportional to 1,575,723.60, 2,364,323.49 and 776,569.21
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Solution
The fourth proportional to 1,575,723.60, 2,364,323.49 and 776,569.21 is: 1,165,217.57
Step by Step Solution
- Step 1: Write the proportion equation
1,575,723.60 : 2,364,323.49 = 776,569.21 : x - Step 2: Convert to fraction form
1,575,723.60/2,364,323.49 = 776,569.21/x - Step 3: Cross multiply
1,575,723.60x = 2,364,323.49 × 776,569.21 - Step 4: Simplify right side
1,575,723.60x = 1,836,060,818,902.93 - Step 5: Solve for x
x = 1,836,060,818,902.93/1,575,723.60 - Step 6: Final answer
x = 1,165,217.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.