Finding the Fourth Proportional to 1,135,579.04, 1,703,301.36 and 425,547.68
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Solution
The fourth proportional to 1,135,579.04, 1,703,301.36 and 425,547.68 is: 638,296.34
Step by Step Solution
- Step 1: Write the proportion equation
1,135,579.04 : 1,703,301.36 = 425,547.68 : x - Step 2: Convert to fraction form
1,135,579.04/1,703,301.36 = 425,547.68/x - Step 3: Cross multiply
1,135,579.04x = 1,703,301.36 × 425,547.68 - Step 4: Simplify right side
1,135,579.04x = 724,835,942,088.85 - Step 5: Solve for x
x = 724,835,942,088.85/1,135,579.04 - Step 6: Final answer
x = 638,296.34
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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.