Finding the Fourth Proportional to 1,249,545.30, 1,874,390.55 and 351,057.07
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Solution
The fourth proportional to 1,249,545.30, 1,874,390.55 and 351,057.07 is: 526,606.00
Step by Step Solution
- Step 1: Write the proportion equation
1,249,545.30 : 1,874,390.55 = 351,057.07 : x - Step 2: Convert to fraction form
1,249,545.30/1,874,390.55 = 351,057.07/x - Step 3: Cross multiply
1,249,545.30x = 1,874,390.55 × 351,057.07 - Step 4: Simplify right side
1,249,545.30x = 658,018,054,518.69 - Step 5: Solve for x
x = 658,018,054,518.69/1,249,545.30 - Step 6: Final answer
x = 526,606.00
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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.