Finding the Fourth Proportional to 1,173,270.24, 1,759,911.84 and 425,296.80
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Solution
The fourth proportional to 1,173,270.24, 1,759,911.84 and 425,296.80 is: 637,947.55
Step by Step Solution
- Step 1: Write the proportion equation
1,173,270.24 : 1,759,911.84 = 425,296.80 : x - Step 2: Convert to fraction form
1,173,270.24/1,759,911.84 = 425,296.80/x - Step 3: Cross multiply
1,173,270.24x = 1,759,911.84 × 425,296.80 - Step 4: Simplify right side
1,173,270.24x = 748,484,873,834.11 - Step 5: Solve for x
x = 748,484,873,834.11/1,173,270.24 - Step 6: Final answer
x = 637,947.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.