Finding the Fourth Proportional to 2,391,172.98, 3,299,752.68 and 1,303,465.68
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Solution
The fourth proportional to 2,391,172.98, 3,299,752.68 and 1,303,465.68 is: 1,798,746.64
Step by Step Solution
- Step 1: Write the proportion equation
2,391,172.98 : 3,299,752.68 = 1,303,465.68 : x - Step 2: Convert to fraction form
2,391,172.98/3,299,752.68 = 1,303,465.68/x - Step 3: Cross multiply
2,391,172.98x = 3,299,752.68 × 1,303,465.68 - Step 4: Simplify right side
2,391,172.98x = 4,301,114,370,868.02 - Step 5: Solve for x
x = 4,301,114,370,868.02/2,391,172.98 - Step 6: Final answer
x = 1,798,746.64
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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.