Finding the Fourth Proportional to 1,294,396.49, 1,785,871.32 and 750,423.74
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Solution
The fourth proportional to 1,294,396.49, 1,785,871.32 and 750,423.74 is: 1,035,355.27
Step by Step Solution
- Step 1: Write the proportion equation
1,294,396.49 : 1,785,871.32 = 750,423.74 : x - Step 2: Convert to fraction form
1,294,396.49/1,785,871.32 = 750,423.74/x - Step 3: Cross multiply
1,294,396.49x = 1,785,871.32 × 750,423.74 - Step 4: Simplify right side
1,294,396.49x = 1,340,160,226,183.78 - Step 5: Solve for x
x = 1,340,160,226,183.78/1,294,396.49 - Step 6: Final answer
x = 1,035,355.27
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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.