Finding the Fourth Proportional to 1,835,677.64, 2,533,599.60 and 1,172,965.88
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Solution
The fourth proportional to 1,835,677.64, 2,533,599.60 and 1,172,965.88 is: 1,618,925.80
Step by Step Solution
- Step 1: Write the proportion equation
1,835,677.64 : 2,533,599.60 = 1,172,965.88 : x - Step 2: Convert to fraction form
1,835,677.64/2,533,599.60 = 1,172,965.88/x - Step 3: Cross multiply
1,835,677.64x = 2,533,599.60 × 1,172,965.88 - Step 4: Simplify right side
1,835,677.64x = 2,971,825,884,381.65 - Step 5: Solve for x
x = 2,971,825,884,381.65/1,835,677.64 - Step 6: Final answer
x = 1,618,925.80
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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.