Finding the Fourth Proportional to 1,249,622.18, 1,724,475.62 and 676,662.33
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Solution
The fourth proportional to 1,249,622.18, 1,724,475.62 and 676,662.33 is: 933,792.40
Step by Step Solution
- Step 1: Write the proportion equation
1,249,622.18 : 1,724,475.62 = 676,662.33 : x - Step 2: Convert to fraction form
1,249,622.18/1,724,475.62 = 676,662.33/x - Step 3: Cross multiply
1,249,622.18x = 1,724,475.62 × 676,662.33 - Step 4: Simplify right side
1,249,622.18x = 1,166,887,687,674.08 - Step 5: Solve for x
x = 1,166,887,687,674.08/1,249,622.18 - Step 6: Final answer
x = 933,792.40
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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.