Finding the Fourth Proportional to 1,700,123.13, 2,346,268.19 and 974,965.05
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Solution
The fourth proportional to 1,700,123.13, 2,346,268.19 and 974,965.05 is: 1,345,508.12
Step by Step Solution
- Step 1: Write the proportion equation
1,700,123.13 : 2,346,268.19 = 974,965.05 : x - Step 2: Convert to fraction form
1,700,123.13/2,346,268.19 = 974,965.05/x - Step 3: Cross multiply
1,700,123.13x = 2,346,268.19 × 974,965.05 - Step 4: Simplify right side
1,700,123.13x = 2,287,529,478,301.93 - Step 5: Solve for x
x = 2,287,529,478,301.93/1,700,123.13 - Step 6: Final answer
x = 1,345,508.12
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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.