Finding the Fourth Proportional to 1,702,381.08, 2,349,289.16 and 928,018.24
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Solution
The fourth proportional to 1,702,381.08, 2,349,289.16 and 928,018.24 is: 1,280,666.95
Step by Step Solution
- Step 1: Write the proportion equation
1,702,381.08 : 2,349,289.16 = 928,018.24 : x - Step 2: Convert to fraction form
1,702,381.08/2,349,289.16 = 928,018.24/x - Step 3: Cross multiply
1,702,381.08x = 2,349,289.16 × 928,018.24 - Step 4: Simplify right side
1,702,381.08x = 2,180,183,191,514.28 - Step 5: Solve for x
x = 2,180,183,191,514.28/1,702,381.08 - Step 6: Final answer
x = 1,280,666.95
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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.