Finding the Fourth Proportional to 1,249,544.30, 1,874,389.05 and 351,056.07
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Solution
The fourth proportional to 1,249,544.30, 1,874,389.05 and 351,056.07 is: 526,604.50
Step by Step Solution
- Step 1: Write the proportion equation
1,249,544.30 : 1,874,389.05 = 351,056.07 : x - Step 2: Convert to fraction form
1,249,544.30/1,874,389.05 = 351,056.07/x - Step 3: Cross multiply
1,249,544.30x = 1,874,389.05 × 351,056.07 - Step 4: Simplify right side
1,249,544.30x = 658,015,653,544.03 - Step 5: Solve for x
x = 658,015,653,544.03/1,249,544.30 - Step 6: Final answer
x = 526,604.50
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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.