Finding the Fourth Proportional to 1,790,135.49, 2,470,397.25 and 974,337.24
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Solution
The fourth proportional to 1,790,135.49, 2,470,397.25 and 974,337.24 is: 1,344,590.98
Step by Step Solution
- Step 1: Write the proportion equation
1,790,135.49 : 2,470,397.25 = 974,337.24 : x - Step 2: Convert to fraction form
1,790,135.49/2,470,397.25 = 974,337.24/x - Step 3: Cross multiply
1,790,135.49x = 2,470,397.25 × 974,337.24 - Step 4: Simplify right side
1,790,135.49x = 2,407,000,038,268.59 - Step 5: Solve for x
x = 2,407,000,038,268.59/1,790,135.49 - Step 6: Final answer
x = 1,344,590.98
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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.