Finding the Fourth Proportional to 1,249,735.20, 1,724,625.99 and 676,762.26
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Solution
The fourth proportional to 1,249,735.20, 1,724,625.99 and 676,762.26 is: 933,927.27
Step by Step Solution
- Step 1: Write the proportion equation
1,249,735.20 : 1,724,625.99 = 676,762.26 : x - Step 2: Convert to fraction form
1,249,735.20/1,724,625.99 = 676,762.26/x - Step 3: Cross multiply
1,249,735.20x = 1,724,625.99 × 676,762.26 - Step 4: Simplify right side
1,249,735.20x = 1,167,161,782,647.14 - Step 5: Solve for x
x = 1,167,161,782,647.14/1,249,735.20 - Step 6: Final answer
x = 933,927.27
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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.