Finding the Fourth Proportional to 2,800,663.60, 4,201,513.80 and 907,466.80
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Solution
The fourth proportional to 2,800,663.60, 4,201,513.80 and 907,466.80 is: 1,361,368.17
Step by Step Solution
- Step 1: Write the proportion equation
2,800,663.60 : 4,201,513.80 = 907,466.80 : x - Step 2: Convert to fraction form
2,800,663.60/4,201,513.80 = 907,466.80/x - Step 3: Cross multiply
2,800,663.60x = 4,201,513.80 × 907,466.80 - Step 4: Simplify right side
2,800,663.60x = 3,812,734,283,241.84 - Step 5: Solve for x
x = 3,812,734,283,241.84/2,800,663.60 - Step 6: Final answer
x = 1,361,368.17
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1.5x scale
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.