Finding the Fourth Proportional to 1,104,189.84, 1,656,284.96 and 346,031.05
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Solution
The fourth proportional to 1,104,189.84, 1,656,284.96 and 346,031.05 is: 519,046.64
Step by Step Solution
- Step 1: Write the proportion equation
1,104,189.84 : 1,656,284.96 = 346,031.05 : x - Step 2: Convert to fraction form
1,104,189.84/1,656,284.96 = 346,031.05/x - Step 3: Cross multiply
1,104,189.84x = 1,656,284.96 × 346,031.05 - Step 4: Simplify right side
1,104,189.84x = 573,126,023,808.01 - Step 5: Solve for x
x = 573,126,023,808.01/1,104,189.84 - Step 6: Final answer
x = 519,046.64
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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.