Finding the Fourth Proportional to 1,356,090.60, 2,034,135.90 and 824,653.80
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Solution
The fourth proportional to 1,356,090.60, 2,034,135.90 and 824,653.80 is: 1,236,980.70
Step by Step Solution
- Step 1: Write the proportion equation
1,356,090.60 : 2,034,135.90 = 824,653.80 : x - Step 2: Convert to fraction form
1,356,090.60/2,034,135.90 = 824,653.80/x - Step 3: Cross multiply
1,356,090.60x = 2,034,135.90 × 824,653.80 - Step 4: Simplify right side
1,356,090.60x = 1,677,457,899,651.42 - Step 5: Solve for x
x = 1,677,457,899,651.42/1,356,090.60 - Step 6: Final answer
x = 1,236,980.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.