Finding the Fourth Proportional to 1,536,032.20, 2,119,720.08 and 847,699.06
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Solution
The fourth proportional to 1,536,032.20, 2,119,720.08 and 847,699.06 is: 1,169,822.30
Step by Step Solution
- Step 1: Write the proportion equation
1,536,032.20 : 2,119,720.08 = 847,699.06 : x - Step 2: Convert to fraction form
1,536,032.20/2,119,720.08 = 847,699.06/x - Step 3: Cross multiply
1,536,032.20x = 2,119,720.08 × 847,699.06 - Step 4: Simplify right side
1,536,032.20x = 1,796,884,719,279.13 - Step 5: Solve for x
x = 1,796,884,719,279.13/1,536,032.20 - Step 6: Final answer
x = 1,169,822.30
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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.