Finding the Fourth Proportional to 1,774,833.84, 2,449,465.29 and 1,029,923.79
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Solution
The fourth proportional to 1,774,833.84, 2,449,465.29 and 1,029,923.79 is: 1,421,407.75
Step by Step Solution
- Step 1: Write the proportion equation
1,774,833.84 : 2,449,465.29 = 1,029,923.79 : x - Step 2: Convert to fraction form
1,774,833.84/2,449,465.29 = 1,029,923.79/x - Step 3: Cross multiply
1,774,833.84x = 2,449,465.29 × 1,029,923.79 - Step 4: Simplify right side
1,774,833.84x = 2,522,762,574,950.25 - Step 5: Solve for x
x = 2,522,762,574,950.25/1,774,833.84 - Step 6: Final answer
x = 1,421,407.75
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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.